PyPI/pyjwt CVE-2026-48522: medium 4.2, EPSS 0.22%

PyJWKClient: missing scheme allowlist enables CVE-2024-21643-class SSRF + token forgery via file://, ftp://, data: schemes

Action: Upgrade pyjwt to 2.13.0 or later.

pip install pyjwt==2.13.0

Affected

Fixed versions

Sources

• osv: GHSA-993g-76c3-p5m4
• https://github.com/jpadilla/pyjwt/security/advisories/GHSA-993g-76c3-p5m4
• https://nvd.nist.gov/vuln/detail/CVE-2026-48522
• https://github.com/github/advisory-database/pull/8521
• https://github.com/jpadilla/pyjwt
• https://github.com/pypa/advisory-database/tree/main/vulns/pyjwt/PYSEC-2026-175.yaml

CVE-2026-48522 · published 2026-06-15T19:28:41Z · modified 2026-09-10T03:50:49.179286182Z · JSON