CVE-2025-68456
Critical
Description
Craft is a platform for creating digital experiences. In versions 5.0.0-RC1 through 5.8.20 and 3.0.0 through 4.16.16, unauthenticated users can trigger database backup operations via specific admin actions, potentially leading to resource exhaustion or information disclosure. Users should update to the patched versions (5.8.21 and 4.16.17) to mitigate the issue. Craft 3 users should update to the latest Craft 4 and 5 releases, which include the fixes.
SeverityCritical
CVSS9.1
Exploit probability—
Product
Craftcms Craft Cms
PublishedJan 5, 2026
First seenJan 5, 2026
How to fix
Update
- craftcms craft_cms4.16.17, 5.8.21 or later
- craftcms/cms5.8.21, 4.16.17 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| craftcms craft_cms | 3.0.0 ≤ v < 4.16.17, 5.0.1 ≤ v < 5.8.21, 5.0.0 | 4.16.17, 5.8.21 |
| craftcms/cmsPackagist | 5.0.0-RC1 ≤ v < 5.8.21, 3.0.0 ≤ v < 4.16.17 | 5.8.21, 4.16.17 |
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