{"action":"Upgrade python to 3.10.21 (3.10.x), 3.11.16 (3.11.x), 3.12.14 (3.12.x), 3.13.14 (3.13.x) or 3.14.6 (3.14.x) or later.","affected":[{"fixed":"3.10.21","introduced":"0"},{"fixed":"3.11.16","introduced":"3.11.0"},{"fixed":"3.12.14","introduced":"3.12.0"},{"fixed":"3.13.14","introduced":"3.13.0"},{"fixed":"3.14.6","introduced":"3.14.0"}],"component":"python","cve_ids":["CVE-2026-9669"],"ecosystem":"python","exploited":false,"fixed_versions":["3.10.21","3.11.16","3.12.14","3.13.14","3.14.6"],"id":"tcs_01M5JTNP7B2QKKJJYYQCQMD4DH","modified_at":"2026-08-11T00:22:08Z","published_at":"2026-06-08T22:01:15Z","references":["https://github.com/psf/advisory-database/blob/main/advisories/python/PSF-2026-27.json","https://mail.python.org/archives/list/security-announce@python.org/thread/DBJZETMGUIFK7DVUWMOXHD3Z6IX2QPSX/","https://www.cve.org/CVERecord?id=CVE-2026-9669"],"severity":{"label":"high","score":8.2},"sources":[{"source":"python-runtime","source_id":"PSF-2026-27","url":"https://github.com/psf/advisory-database/blob/main/advisories/python/PSF-2026-27.json"}],"summary":"bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow"}