{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"log4net","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NPN3MCGA6MW77RRZH1C8HT","modified_at":"2026-10-10T09:47:40.433391813Z","published_at":"2026-10-06T20:17:15.777Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-105240","https://security-tracker.debian.org/tracker/CVE-2026-105240"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-105240","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-105240"}],"summary":"Improper Neutralization of Null Byte or NUL Character vulnerability in the OutputDebugStringAppender of Apache log4net. A NUL character in logged content ended the debug output record at that point, s"}