CVE-2025-25293: Ruby SAML allows remote Denial of Service (DoS) with compressed SAML responses

CVE-2025-25293 · Severity: low · CVSS 3.1 · Published 2025-03-12

Ruby SAML allows remote Denial of Service (DoS) with compressed SAML responses

Technologies: ruby-saml (RubyGems). Vendors: RubyGems.

Quick answers

Is CVE-2025-25293 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-25293 being exploited in the wild.
How severe is CVE-2025-25293?
Low severity, with a CVSS score of 3.1, published 12 March 2025.
Which products and versions are affected?
ruby-saml (RubyGems) ECOSYSTEM:introduced=0,fixed=1.12.4.
Is there a fix for CVE-2025-25293?
Yes. ruby-saml (RubyGems): upgrade to 1.12.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-25293?
Check whether you run ruby-saml (RubyGems) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • ruby-saml (RubyGems): upgrade to 1.12.4 or later
    bundle update ruby-saml

Affected products

  • ruby-saml (RubyGems) ECOSYSTEM:introduced=0,fixed=1.12.4

Identifiers

  • CVE-2025-25293
  • GHSA-92rq-c8cf-prrq

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