6 matches found
GHSA-9PG5-8C7X-5HFX joserfc: Compact JWS size guard allocates attacker-controlled segments before rejection
Summary joserfc 1.7.4 defines compact-JWS header, payload, and signature limits, but calls value.splitb"." before validating them. Python bytes.split copies the attacker-controlled segments, so the current guard allocates roughly one complete payload before rejecting it. Reproduction bash...
joserfc: Compact JWS size guard allocates attacker-controlled segments before rejection
Summary joserfc 1.7.4 defines compact-JWS header, payload, and signature limits, but calls value.splitb"." before validating them. Python bytes.split copies the attacker-controlled segments, so the current guard allocates roughly one complete payload before rejecting it. Reproduction bash...
PT-2026-53449
Summary The ExceededSizeError exception messages are embedded with non-decoded JWT token parts and may cause Python logging to record an arbitrarily large, forged JWT payload. Details In situations where a misconfigured — or entirely absent — production-grade web server sits in front of a Python...
CVE-2025-65015
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 parts and may cause...
CVE-2025-65015
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 parts and may cause...
CVE-2025-65015: Allocation of Resources Without Limits or Throttling
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 parts and may cause...