{"action":"Upgrade pyjwt to 2.13.0 or later.","affected":[{"fixed":"2.13.0","introduced":"2.8.0"}],"component":"pyjwt","cve_ids":["CVE-2026-48525"],"ecosystem":"PyPI","epss":0.0037,"exploited":false,"fixed_versions":["2.13.0"],"ghsa_id":"GHSA-w7vc-732c-9m39","id":"tcs_01M5KG1QPKN86C3CP058EQ07NZ","modified_at":"2026-09-10T03:50:50.801195449Z","published_at":"2026-06-15T19:29:12Z","references":["https://osv.dev/vulnerability/GHSA-w7vc-732c-9m39","https://github.com/jpadilla/pyjwt/security/advisories/GHSA-w7vc-732c-9m39","https://nvd.nist.gov/vuln/detail/CVE-2026-48525","https://github.com/jpadilla/pyjwt","https://github.com/pypa/advisory-database/tree/main/vulns/pyjwt/PYSEC-2026-178.yaml"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-w7vc-732c-9m39","url":"https://osv.dev/vulnerability/GHSA-w7vc-732c-9m39"}],"summary":"PyJWT: Unauthenticated DoS via unbounded Base64URL decoding of unused payload segment in b64=false detached JWS"}