JO
Product
joserfc
by authlib · last CVE Oct 29, 2026
9
CVEs
0
On KEV
9.1
Max CVSS
3
New 30D
Severity mix
Critical 1High 4Medium 3Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-119284
New
6.9–Oct 29
joserfc: Compact JWS size guard allocates attacker-controlled segments before rejection
Affected: < 1.7.6
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
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