{"action":"Upgrade python3.13 to 3.13.3-4 or later.","affected":[{"fixed":"3.13.3-4","introduced":"0"}],"component":"python3.13","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["3.13.3-4"],"id":"tcs_01M5NNX8SZCDC3BV1E8WNKG1B6","modified_at":"2026-09-01T20:05:52.714702204Z","published_at":"2025-05-15T14:15:31.753Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-4516","https://security-tracker.debian.org/tracker/CVE-2025-4516"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-4516#Debian:13/python3.13","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-4516"}],"summary":"There is an issue in CPython when using `bytes.decode(\"unicode_escape\", error=\"ignore|replace\")`. If you are not using the \"unicode_escape\" encoding or an error handler your usage is not affected. To"}