SUSE CVE-2026-75509

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 expected issuer to pass...

Linux Distros Unpatched Vulnerability : CVE-2026-75509

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption JOSE standards. Prior to version 1.7.3,...

DEBIAN-CVE-2026-75509

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 expected issuer to pass...

CVE-2026-75509

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 expected issuer to pass...

CVE-2026-75509 joserfc claim-validation bypass via array-typed single-string claims (iss/sub/jti)

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 expected issuer to pass...

CVE-2026-75509 joserfc claim-validation bypass via array-typed single-string claims (iss/sub/jti)

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 expected issuer to pass...

CVE-2026-75509

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 expected issuer to pass...

EUVD-2026-65138

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 expected issuer to pass...

CVE-2026-75509

joserfc is a Python library implementing JOSE standards. Prior to version 1.7.3 , the JWTClaimsRegistry applies membership matching to list-valued iss and sub claims, meaning an array-valued iss claim that merely contains the expected issuer will pass an intended equality check. This enables issu...

PT-2026-81024

Name of the Vulnerable Software and Affected Versions joserfc versions prior to 1.7.3 Description The JWTClaimsRegistry component incorrectly applies membership matching to list-valued iss and sub claims. This behavior allows an array-valued iss that contains the expected issuer to pass an equali...