Allocation of Resources Without Limits or Throttling Affecting gitlab-rails-ce-fips-18.11 package, versions <18.11.3-r2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.3% (22nd percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-GITLABRAILSCEFIPS1811-16796299
  • published22 May 2026
  • disclosed9 May 2026

Introduced: 9 May 2026

CVE-2026-42256  (opens in a new tab)
CWE-770  (opens in a new tab)
CWE-1322  (opens in a new tab)

How to fix?

Upgrade Chainguard gitlab-rails-ce-fips-18.11 to version 18.11.3-r2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gitlab-rails-ce-fips-18.11 package and not the gitlab-rails-ce-fips-18.11 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational denial-of-service attack on the client process by sending a big iteration count value. This issue has been patched in versions 0.4.24, 0.5.14, and 0.6.4.

CVSS Base Scores

version 3.1