Apple App Store Server Python Library: SignedDataVerifier accepts stale OCSP GOOD responses and can bypass certificate revocation checks

Summary SignedDataVerifier attempts to perform online revocation checking when enableonlinechecks=True, but its OCSP validation logic accepts stale GOOD responses as valid indefinitely. In appstoreserverlibrary/signeddataverifier.py, ChainVerifier.checkocspstatus verifies the OCSP response...

CVE-2026-34240

JOSE is a Javascript Object Signing and Encryption JOSE library. Prior to version 0.3.5+1, a vulnerability in jose could allow an unauthenticated, remote attacker to forge valid JWS/JWT tokens by using a key embedded in the JOSE header jwk. The vulnerability exists because key selection could tre...

[SECURITY] Fedora 43 Update: rust-reqsign-0.18.0-1.fc43

Signing HTTP requests for AWS, Azure, Google, Huawei, Aliyun, Tencent and Oracle services...

python-jose security vulnerabilities

python-jose is a JOSE implementation in Python by the individual developer Michael Davis. A security vulnerability exists in python-jose version 3.3.0 and earlier, which stems from unenforced alg=none token denial, and could lead to bypassing authentication checks, which in turn could lead to...

SignXML security vulnerability

SignXML is an open source XML signing and XAdES library for Python from XML-Security. A security vulnerability exists in SignXML versions prior to 4.0.4, which stems from an algorithm obfuscation flaw that could lead to the use of unintended keys to verify signatures...