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Security Advisories

CVE-2026-1456

NVD

https://nvd.nist.gov/vuln/detail/CVE-2026-1456

Severity

6.5

Medium

CVSS V3

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Summary

Allocation of Resources Without Limits or Throttling in GitLab

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processing in markdown preview.

References

Affected packages

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