CVE-2026-42174

Summary

Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, user avatar creation, replacement and deletion are not gated by user update permissions. This issue has been patched in versions 4.9.0 and 5.4.0.

Affected Software

Weaknesses

• CWE-862: CWE-862: Missing Authorization

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/getkirby/kirby/security/advisories/GHSA-39cp-6679-8xv2
• https://github.com/getkirby/kirby/releases/tag/4.9.0
• https://github.com/getkirby/kirby/releases/tag/5.4.0

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