https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Fri, 26 Jun 2026 11:26:05 +0000 https://vulnerability.circl.lu/sighting/e87bff82-51f4-4054-9a39-04d8dbd441b8/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/e87bff82-51f4-4054-9a39-04d8dbd441b8/export Thu, 18 Jun 2026 17:28:28 +0000 https://vulnerability.circl.lu/sighting/82b07cc6-a503-4d01-859b-efb0995899bc/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/82b07cc6-a503-4d01-859b-efb0995899bc/export Thu, 18 Jun 2026 19:42:11 +0000 https://vulnerability.circl.lu/sighting/7370633b-afc2-4d13-9c2e-4b9b1feaa5f7/export {"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"} {"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"} https://vulnerability.circl.lu/sighting/7370633b-afc2-4d13-9c2e-4b9b1feaa5f7/export Fri, 19 Jun 2026 08:55:36 +0000