https://vulnerability.circl.lu/sightings/feed 2026-09-28T08:09:32.960752+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/3c2ccaf2-1d48-4140-91a2-8f40e31d3dc1/export 2026-09-28T08:09:32.989060+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "3c2ccaf2-1d48-4140-91a2-8f40e31d3dc1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://infosec.exchange/users/AAKL/statuses/117236417536820043", "content": "New advisories from Cisco addressing two high and medium-severity vulnerabilities.\nNew: CVE-2026-20293: Cisco UCS and UCS-Based Appliances UEFI Shell Secure Boot Bypass Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucs-uefi-sb-bypass-eb6xC5GW\nKnown: CVE-2026-20354 and CVE-2026-20355: Cisco Secure Email Secure/Multipurpose Internet Mail Extensions Ciphertext Decryption Vulnerabilities @TalosSecurity #infosec #vulnerability #Cisco", "creation_timestamp": "2026-09-08T16:42:46.518937Z"} 2026-09-08T16:42:46.518937+00:00 https://vulnerability.circl.lu/sighting/e163f932-dc52-481f-96ec-5087ec6c7276/export 2026-09-28T08:09:32.991843+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "e163f932-dc52-481f-96ec-5087ec6c7276", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://bsky.app/profile/securitylab-jp.bsky.social/post/3muxoi34ya227", "content": "Cisco Secure Email\u306bS/MIME\u306e\u8106\u5f31\u6027(CVE-2026-20354,CVE-2026-20355)\u3001\u6697\u53f7\u5316\u30e1\u30fc\u30eb\u306e\u5e73\u6587\u53d6\u5f97\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u3000IP\u96fb\u8a71\u306eDoS\u3082\u516c\u8868 \n rocket-boys.co.jp/security-mea... \n\n#\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56Lab #security #securitynews #\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3 #\u8106\u5f31\u6027", "creation_timestamp": "2026-09-07T23:38:07.290267Z"} 2026-09-07T23:38:07.290267+00:00 https://vulnerability.circl.lu/sighting/a486c018-659a-4701-8904-ae840c7dbd29/export 2026-09-28T08:09:32.991974+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "a486c018-659a-4701-8904-ae840c7dbd29", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://bsky.app/profile/cvemon.bsky.social/post/3mur4xqir352f", "content": "CVE-2026-20354 is trending. Hype score 8, currently #6 on cvemon.\n\nMultiple vulnerabilities in the Secure/Multipurpose Internet Mail Extensions (S/MIME) decryption functionality of Cisco Secure Email could allow an unauthenticated, remote attacker to\u2026\n\nhttps://cvemon.intruder.io/cves/CVE-2026-20354", "creation_timestamp": "2026-09-05T09:08:46.334932Z"} 2026-09-05T09:08:46.334932+00:00 https://vulnerability.circl.lu/sighting/d40b4c65-94c9-445f-ae72-0fce52f9a7ab/export 2026-09-28T08:09:32.992075+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "d40b4c65-94c9-445f-ae72-0fce52f9a7ab", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://t.me/true_secator/8577", "content": "Cisco \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0430\u0435\u0442 \u043e \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0438 \u0434\u0432\u0443\u0445 \u043d\u0435\u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 Secure Email \u0438 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u043e\u0432.\n\n\u041f\u0443\u0431\u043b\u0438\u0447\u043d\u043e \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u044b\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 S/MIME \u043c\u043e\u0433\u0443\u0442 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0443\u0442\u0435\u0447\u043a\u0435 \u0437\u0430\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0433\u043e \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u0445 \u043f\u0438\u0441\u0435\u043c, \u0430 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 \u0432 IOS XR \u0438 Nexus \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u0442\u044c \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u0435 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u0435 \u043a\u043e\u0434\u0430 \u0438 \u043e\u0431\u0445\u043e\u0434 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438.\n\nCVE-2026-20354\u00a0\u0438\u00a0CVE-2026-20355 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0441\u043e\u0431\u043e\u0439 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441\u0440\u0435\u0434\u043d\u0435\u0439 \u0441\u0442\u0435\u043f\u0435\u043d\u0438 \u0441\u0435\u0440\u044c\u0435\u0437\u043d\u043e\u0441\u0442\u0438, \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0449\u0438\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 Secure/Multipurpose Internet Mail Extensions (S/MIME) \u0432 \u0440\u0435\u0448\u0435\u043d\u0438\u0438 \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u043e\u0442 \u0443\u0433\u0440\u043e\u0437.\n\n\u041f\u043e \u0434\u0430\u043d\u043d\u044b\u043c Cisco, \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u0430\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0446\u0435\u043b\u043e\u0441\u0442\u043d\u043e\u0441\u0442\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0439 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0443 \u043f\u0435\u0440\u0435\u0445\u0432\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0438 \u0438\u0437\u043c\u0435\u043d\u044f\u0442\u044c \u0442\u0440\u0430\u0444\u0438\u043a \u043c\u0435\u0436\u0434\u0443 \u043f\u043e\u0447\u0442\u043e\u0432\u044b\u043c\u0438 \u0448\u043b\u044e\u0437\u0430\u043c\u0438, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f \u043c\u0435\u0442\u043e\u0434 \u0430\u0442\u0430\u043a\u0438 MitM.\n\n\u0423\u0441\u043f\u0435\u0448\u043d\u0430\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0443 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u043c\u043e\u0435 \u0437\u0430\u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0433\u043e \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u044f \u0432 \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u043c \u0432\u0438\u0434\u0435. \n\n\u041f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u0435\u0442 \u0432\u0441\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 Secure Email, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0435 \u043f\u043e\u0434 \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c AsyncOS \u0432\u0435\u0440\u0441\u0438\u0438 16.5.0 \u0438\u043b\u0438 \u0431\u043e\u043b\u0435\u0435 \u0440\u0430\u043d\u043d\u0438\u0445 \u0432\u0435\u0440\u0441\u0438\u0439 \u0441 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u043d\u043e\u0439 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u043e\u0439 S/MIME.\n\nCisco \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0430\u0435\u0442, \u0447\u0442\u043e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u0431\u044b\u043b\u0438 \u043e\u0431\u043d\u0430\u0440\u043e\u0434\u043e\u0432\u0430\u043d\u044b, \u043d\u043e \u043e\u0442\u043c\u0435\u0447\u0430\u0435\u0442, \u043e\u0434\u043d\u0430\u043a\u043e \u0435\u0439 \u043d\u0435\u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e \u043e \u0441\u043b\u0443\u0447\u0430\u044f\u0445 \u0438\u0445 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0432 \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445.\n\n\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u0442\u0430\u043a\u0436\u0435 \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u0432\u044b\u043f\u0443\u0441\u043a\u0435 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0439 \u0434\u043b\u044f \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u0438\u0445 \u043a\u0440\u0438\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0432 IOS XR \u0438 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445 \u0441\u0435\u0440\u0438\u0438 Nexus 9000, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u043b\u0438 \u043f\u0440\u0438\u0432\u0435\u0441\u0442\u0438 \u043a \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e\u043c\u0443 \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430, \u043e\u0431\u0445\u043e\u0434\u0443 \u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438, \u0432\u043d\u0435\u0434\u0440\u0435\u043d\u0438\u044e \u043a\u043e\u0434\u0430 \u0438 \u0434\u0440\u0443\u0433\u0438\u043c \u0442\u0438\u043f\u0430\u043c \u0430\u0442\u0430\u043a.\n\n\u0418\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043b\u044f IOS XR \u0437\u0430\u043a\u0440\u044b\u0432\u0430\u044e\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u043e\u0448\u0438\u0431\u043e\u043a, \u0441\u0433\u0440\u0443\u043f\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u043f\u043e \u043a\u043b\u0430\u0441\u0441\u0430\u043c \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0435\u0439 \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u0441\u0435\u043c\u0438 CVE, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0434\u0432\u0435 \u0441 \u043e\u0446\u0435\u043d\u043a\u043e\u0439 CVSS 9,8: CVE-2026-20274 \u0438 CVE-2026-20279.\n\n\u041a \u043d\u0438\u043c \u043e\u0442\u043d\u043e\u0441\u044f\u0442\u0441\u044f \u043e\u0448\u0438\u0431\u043a\u0438, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0441 \u043f\u043e\u0432\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u043f\u0430\u043c\u044f\u0442\u0438 \u0438 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c\u044e \u043f\u0430\u043c\u044f\u0442\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0441 \u043d\u0435\u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u044b\u043c \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0435\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u0430, \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0435\u043d\u043d\u043e.\n\n\u0412 \u043a\u043e\u043c\u043c\u0443\u0442\u0430\u0442\u043e\u0440\u0430\u0445 \u0441\u0435\u0440\u0438\u0438 Nexus 9000 \u0431\u044b\u043b\u0430 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 CVE-2026-20212 (\u043e\u0446\u0435\u043d\u043a\u0430 CVSS 9,8), \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u043b\u0430 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u044b\u043c \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430\u043c \u043f\u043e\u0434\u043a\u043b\u044e\u0447\u0430\u0442\u044c\u0441\u044f \u043a \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b\u043c \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e TCP-\u043f\u043e\u0440\u0442\u0430\u043c \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0442\u044c \u043a\u043e\u0434 \u0441 \u043f\u0440\u0430\u0432\u0430\u043c\u0438 root.\n\n\u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, Cisco \u0443\u0441\u0442\u0440\u0430\u043d\u0438\u043b\u0430 \u0441\u0435\u0440\u044c\u0435\u0437\u043d\u0443\u044e \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0432 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0441\u0435\u0440\u0438\u0439 Desk Phone 9800, IP Phone 7800 \u0438 8800, \u0430 \u0442\u0430\u043a\u0436\u0435 Video Phone 8875, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0445 \u043f\u043e \u043f\u0440\u043e\u0442\u043e\u043a\u043e\u043b\u0443 SIP.\n\n\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c, \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u0435\u043c\u0430\u044f \u043a\u0430\u043a CVE-2026-20281, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u044b\u043c \u043d\u0435\u0430\u0443\u0442\u0435\u043d\u0442\u0438\u0444\u0438\u0446\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u043c \u0437\u043b\u043e\u0443\u043c\u044b\u0448\u043b\u0435\u043d\u043d\u0438\u043a\u0430\u043c \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c \u043d\u0435\u043f\u0440\u0435\u0440\u044b\u0432\u043d\u044b\u0435 \u043f\u043e\u0442\u043e\u043a\u0438 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u043e \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 HTTP-\u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u043d\u0430 \u0443\u044f\u0437\u0432\u0438\u043c\u044b\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 \u0438 \u0432\u044b\u0437\u044b\u0432\u0430\u0442\u044c DoS.\n\nCisco \u0437\u0430\u0432\u0435\u0440\u044f\u0435\u0442, \u0447\u0442\u043e \u0435\u0439 \u043d\u0435\u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e \u043e \u0441\u043b\u0443\u0447\u0430\u044f\u0445 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u043a\u0430\u043a\u0438\u0445-\u043b\u0438\u0431\u043e \u0438\u0437 \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u0432 \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0445 \u0443\u0441\u043b\u043e\u0432\u0438\u044f\u0445. \u041d\u043e \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c.", "creation_timestamp": "2026-09-03T19:00:05.743944Z"} 2026-09-03T19:00:05.743944+00:00 https://vulnerability.circl.lu/sighting/b549c48d-bb8d-4d8f-bc8c-c8edc992f1c0/export 2026-09-28T08:09:32.992235+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "b549c48d-bb8d-4d8f-bc8c-c8edc992f1c0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://t.me/pphm_HackerNews/2985", "content": "\ud83d\udd34 Cisco Warns of Unpatched Secure Email Flaws, Patches Critical Switch Vulnerabilities\n\nCisco on Wednesday warned that two unpatched vulnerabilities in its enterprise email security product Secure Email have been publicly disclosed.\n\nThe two flaws, tracked as CVE-2026-20354 and CVE-2026-20355, are medium-severity issues affecting the Secure/Multipurpose Internet Mail Extensions (S/MIME) decryption functionality of the threat protection solution.\n\nAccording to Cisco, insufficient validation of message integrity can allow an attacker to intercept and modify traffic between email gateways using a man-in-the-middle (MitM) technique.", "creation_timestamp": "2026-09-03T16:00:06.384530Z"} 2026-09-03T16:00:06.384530+00:00 https://vulnerability.circl.lu/sighting/99adb356-0c18-498d-9cc7-c586a142d323/export 2026-09-28T08:09:32.992341+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "99adb356-0c18-498d-9cc7-c586a142d323", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://bsky.app/profile/infosecbriefly.bsky.social/post/3mumbetpumm2m", "content": "Two medium-severity Secure Email S/MIME decryption vulnerabilities (CVE-2026-20354, CVE-2026-20355) could enable MitM attackers to obtain plaintext from encrypted email traffic.\n", "creation_timestamp": "2026-09-03T10:44:22.272994Z"} 2026-09-03T10:44:22.272994+00:00 https://vulnerability.circl.lu/sighting/35921188-f1db-4218-b0f1-9e8da7b78da2/export 2026-09-28T08:09:32.992434+00:00 Joseph Lee https://cvepremium.circl.lu/user/syspect {"uuid": "35921188-f1db-4218-b0f1-9e8da7b78da2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://www.kyberturvallisuuskeskus.fi/fi/haavoittuvuudet/haavoittuvuus-2026-24", "content": "", "creation_timestamp": "2026-09-03T08:46:07.717707Z"} 2026-09-03T08:46:07.717707+00:00 https://vulnerability.circl.lu/sighting/9c6509ae-e986-4146-ae27-c2d7e52be7e5/export 2026-09-28T08:09:32.993390+00:00 Joseph Lee https://cvepremium.circl.lu/user/syspect {"uuid": "9c6509ae-e986-4146-ae27-c2d7e52be7e5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-20354", "type": "seen", "source": "https://www.govcert.gov.hk/en/alerts_detail.php?id=2046", "content": "", "creation_timestamp": "2026-09-03T08:45:31.872986Z"} 2026-09-03T08:45:31.872986+00:00