{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"python-oauthlib","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":[],"id":"tcs_01M5NSNG9XF29FAVZ2H2C9RJFD","modified_at":"2026-10-23T17:47:46.323586403Z","published_at":"2026-10-13T16:17:20.713Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-49265","https://security-tracker.debian.org/tracker/CVE-2026-49265"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-49265#Debian:14/python-oauthlib","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-49265"}],"summary":"OAuthLib is an implementation of the OAuth request-signing logic for Python 3.6+. From 3.0.0 until 4.0.0, OAuthLib's PKCE checks in oauthlib/oauth2/rfc6749/grant_types/authorization_code.py compare at"}