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Security Advisories

CVE-2023-51774

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-51774

Severity

8.4

High

CVSS V3

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Description

The json-jwt (aka JSON::JWT) gem 1.16.3 for Ruby sometimes allows bypass of identity checks via a sign/encryption confusion attack. For example, JWE can sometimes be used to bypass JSON::JWT.decode.

References

  • https://nvd.nist.gov/vuln/detail/CVE-2023-51774
  • https://github.com/advisories/GHSA-c8v6-786g-vjx6
  • https://github.com/P3ngu1nW/CVE_Request/blob/main/novjson-jwt.md

Affected packages

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