{"action":"Upgrade tor to 0.4.9.12-2 or later.","affected":[{"fixed":"0.4.9.12-2","introduced":"0"}],"component":"tor","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.4.9.12-2"],"id":"tcs_01M5NW4KS2C69QRFF1YFGGTR6E","modified_at":"2026-10-01T03:03:52.159597993Z","published_at":"2026-09-09T02:16:57.670Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-87724","https://security-tracker.debian.org/tracker/CVE-2026-87724"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-87724#Debian:14/tor","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-87724"}],"summary":"Tor before 0.4.9.12 interprets the CC_RESPONSE extension even when CC_REQUEST was not sent, which allows remote attackers to cause a denial of service (crash) because of corrupted congestion-control s"}