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High RLSA-2026:24331 2 CVEs

Important: cockpit-image-builder security update

Published Jun 11, 2026 · Updated Jun 11, 2026

Summary

The image-builder-frontend generates custom images suitable for deploying systems or uploading to the cloud. It integrates into Cockpit as a frontend for osbuild.

Security Fix(es):

* lodash: prototype pollution in _.unset and _.omit functions (CVE-2025-13465)

* lodash: lodash: Arbitrary code execution via untrusted input in template imports (CVE-2026-4800)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 10 cockpit-image-builder 0:94.3-1.el10_2

Vulnerabilities 2

  • High 8.1
    CVE-2026-4800 Public exploit

    lodash vulnerable to Code Injection via `_.template` imports key names

    The fix for CVE-2021-23337 added validation for the variable option in _.template but did not apply the same validation to options.imports key names, and both paths flow into the same Function() constructor sink. When an application passes untrusted input as …

  • Medium 6.9
    CVE-2025-13465 Public exploit

    Prototype Pollution Vulnerability in Lodash _.unset and _.omit functions

    The _.unset and _.omit functions in Lodash are vulnerable to prototype pollution. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. The issue permits deletion of properties but does not allow overwriting their ori…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2453496
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2431740