CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.

Updated under an hour ago (Oct 29, 2026, 1:20 AM ET)

What this means for you

This week: 3,088 CVEs published, 233 critical, and 3 newly confirmed exploited. Add your stack to see whether any of them hit you.

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This week's critical CVEs

Exploited in the last 30 days

Published in the last 7 days: 3,088; Show in the list
Critical, last 7 days: 233; Show in the list
Healthcare-tagged, last 7 days: 9; Show in the list
Known exploited (CISA KEV): 1,762; Show in the list

Showing CVEs that name the product pyjwt_project:pyjwt. Show all products

20 CVEs

Showing 1 to 10.

CVE	Severity	Title	Published
CVE-2026-32597	High 7.5	PyJWT accepts unknown `crit` header extensions (RFC 7515 §4.1.11 MUST violation) Assigned by GitHub_M	Mar 12, 2026
CVE-2026-48522	Medium 4.2	PyJWKClient: missing scheme allowlist enables SSRF + token forgery via file://, ftp://, data: schemes Assigned by GitHub_M	May 28, 2026
CVE-2026-48524	Low 3.7	PyJWT: PyJWKClient unbounded JWKS endpoint requests via attacker-controlled kid values (DoS) Assigned by GitHub_M	May 28, 2026
CVE-2026-48526	High 7.4	PyJWT: Public-key JWK accepted as HMAC secret enables forged HS256 tokens when mixed families are allowed Assigned by GitHub_M	May 28, 2026
CVE-2026-48523	Medium 5.4	PyJWT: Algorithm allow-list bypass when decoding with `PyJWK` / `PyJWKClient` keys Assigned by GitHub_M	May 28, 2026
CVE-2026-48525	Medium 5.3	PyJWT: Unauthenticated DoS via unbounded Base64URL decoding of unused payload segment in b64=false detached JWS Assigned by GitHub_M	May 28, 2026
CVE-2026-101917	Medium 5.3	PyJWT: PyJWKClient still amplifies unauthenticated JWKS fetches on unknown kid values (incomplete fix of CVE-2026-48524) Assigned by GitHub_M	Sep 28, 2026
CVE-2026-101918	Medium 5.3	PyJWT: Unauthenticated RecursionError DoS in pre-verification payload parse (PyJWKClient.get_signing_key_from_jwt / verify_signature=False) Assigned by GitHub_M	Sep 28, 2026
CVE-2026-102266	High 7.4	PyJWK accepts empty HMAC keys, bypassing PyJWT's empty-key validation Assigned by GitHub_M	Sep 28, 2026
CVE-2026-102267	High 7.4	PyJWT: PyJWKClient follows redirects when fetching JWKS Assigned by GitHub_M	Sep 28, 2026

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.