VYPR

Joserfc

by Authlib

Source repositories

CVEs (6)

  • CVE-2026-49852HigJul 17, 2026
    risk 0.50cvss epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. Prior to 1.6.8, joserfc.jwt.decode accepts attacker-forged HMAC-signed tokens when the caller-supplied verification key is the empty string or None,…

  • CVE-2026-27932HigMar 3, 2026
    risk 0.42cvss 7.5epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. In 1.6.2 and earlier, a resource exhaustion vulnerability in joserfc allows an unauthenticated attacker to cause a Denial of Service (DoS) via CPU…

  • CVE-2025-65015HigNov 18, 2025
    risk 0.42cvss 7.5epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. In versions from 1.3.3 to before 1.3.5 and from 1.4.0 to before 1.4.2, the ExceededSizeError exception messages are embedded with non-decoded JWT token…

  • CVE-2026-75509MedAug 24, 2026
    risk 0.35cvss 6.5epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. Prior to version 1.7.3, JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, allowing an array-valued iss that contains the…

  • CVE-2026-48990MedJun 17, 2026
    risk 0.27cvss 5.3epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. In versions 1.3.4 through 1.6.5, joserfc accepts oversized RFC7797 b64=false JWS payloads without applying JWSRegistry.max_payload_length, which can lead…

  • CVE-2026-62995LowJul 29, 2026
    risk 0.08cvss epss 0.00

    joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. in versions 1.7.1 and prior, joserfc accepts JWTs with trailing padding (==) which are not conforming to the JOSE specifications. This leads to…