JO
Product
joserfc
by authlib · last CVE Oct 15, 2026
6
CVEs
0
On KEV
9.1
Max CVSS
1
New 30D
Severity mix
Critical 1High 2Medium 2Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-102946
9.1
0%
Oct 15
joserfc: JWS signature verification bypass via empty signatures array in jws.deserialize_json
Affected: < 1.7.4
CVE-2026-49852
8.7
0%
Jul 17
joserfc: HS256/HS384/HS512 verify accepts empty/nil HMAC key (cross-language sibling of CVE-2026-45363)
Affected: < 1.6.8
CVE-2026-27932
7.5
0%
Mar 3
joserfc PBES2 p2c Unbounded Iteration Count enables Denial of Service (DoS)
Affected: <= 1.6.2
CVE-2026-75509
6.5
0%
Aug 24
joserfc claim-validation bypass via array-typed single-string claims (iss/sub/jti)
Affected: < 1.7.3
CVE-2026-48990
5.3
0%
Jun 17
joserfc: b64=false RFC7797 JWS payloads bypass JWSRegistry payload-size limits during deserialization
Affected: < 1.6.7
CVE-2026-62995
2.3
0%
Jul 29
joserfc accepts JWT with padding, leading to JWT malleability
Affected: < 1.7.2
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