https://vulnerability.circl.lu/sightings/feed 2026-06-26T11:26:04.528670+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/e87bff82-51f4-4054-9a39-04d8dbd441b8/export 2026-06-26T11:26:04.550811+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "e87bff82-51f4-4054-9a39-04d8dbd441b8", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55203", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mole2kzk6d2c", "content": "CVE-2026-55203 - HAProxy - Integer Overflow in FCGI Demux Record Length Field\nCVE ID : CVE-2026-55203\n \n Published : June 18, 2026, 4:05 p.m. | 1\u00a0hour, 4\u00a0minutes ago\n \n Description : HAProxy through 3.4.0, fixed in commit 5985276, contains an integer overflow vulnerability in ...", "creation_timestamp": "2026-06-18T17:28:28.597262Z"} 2026-06-18T17:28:28.597262+00:00 https://vulnerability.circl.lu/sighting/82b07cc6-a503-4d01-859b-efb0995899bc/export 2026-06-26T11:26:04.550496+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "82b07cc6-a503-4d01-859b-efb0995899bc", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55203", "type": "seen", "source": "https://infosec.exchange/users/cR0w/statuses/116772813087719313", "content": ":blobcat_thisisfine: \nhttps://nvd.nist.gov/vuln/detail/CVE-2026-55203\nsev:CRIT 9.0 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:L/SI:H/SA:N\n\nHAProxy through 3.4.0, fixed in commit 5985276, contains an integer overflow vulnerability in the fcgi_conn structure's drl field that allows buffer misparse as new FCGI record headers. When contentLength is 65535 and paddingLength is 1 or more, the drl field wraps to 0, causing incorrect record consumption and allowing malicious FastCGI backends to desynchronize the FCGI framing parser, potentially causing request routing errors, response smuggling, or memory safety issues.", "creation_timestamp": "2026-06-18T19:42:11.098227Z"} 2026-06-18T19:42:11.098227+00:00 https://vulnerability.circl.lu/sighting/7370633b-afc2-4d13-9c2e-4b9b1feaa5f7/export 2026-06-26T11:26:04.547926+00:00 Automation user https://cvepremium.circl.lu/user/automation {"uuid": "7370633b-afc2-4d13-9c2e-4b9b1feaa5f7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-55203", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/116775933383461346", "content": "Some increased actor activities are shown targeting HAProxy (CVE-2026-55203) https://vuldb.com/vuln/372244/cti", "creation_timestamp": "2026-06-19T08:55:36.692814Z"} 2026-06-19T08:55:36.692814+00:00