UpHeron
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Servers and applications

CVE-2026-109308

Craft CMS 4.0.0 before 4.18.7 and 5.0.0 before 5.10.14 RCE via actionCacheUpdates Behavior Injection

Severity
High 8.7
Published
12 Oct 2026
Last changed
13 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
4.18.7, 5.10.14
Sources
CVE Program

Affected software

SoftwareAffected versions
Craft CMSServers and applications · cna:craftcms|cms
  • From 4.0.0 before 4.18.7
  • From 5.0.0 before 5.10.14

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-109308