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Security Advisories

CVE-2025-27220

Published

Last updated

NVD

https://nvd.nist.gov/vuln/detail/CVE-2025-27220

CGA ID

CGA-rjx5-mh73-46fx

Severity

Unknown

Description

In the CGI gem before 0.4.2 for Ruby, a Regular Expression Denial of Service (ReDoS) vulnerability exists in the Util#escapeElement method.

References

  • https://images.chainguard.dev/security/CGA-rjx5-mh73-46fx
  • https://github.com/advisories/GHSA-mhwm-jh88-3gjf
  • https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cgi/CVE-2025-27220.yml
  • https://hackerone.com/reports/2890322
  • https://security-tracker.debian.org/tracker/CVE-2025-27220

Affected packages

Safe Source for Open Source™
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