Medium · published January 6, 2026
Craft is a platform for creating digital experiences. In versions 5.0.0-RC1 through 5.8.20 and 4.0.0-RC1 through 4.16.16, authenticated users on a Craft installation could potentially expose sensitive assets via their user profile photo via maliciously crafted requests. Users should update to the patched versions (5.8.21 and 4.16.17) to mitigate the issue.
| Product | Versions | Fixed in |
|---|---|---|
| craftcms/craft_cms | ≥ 4.0.0.1, < 4.16.17 | 4.16.17 |
| craftcms/craft_cms | ≥ 5.0.1, < 5.8.21 | 5.8.21 |
| craftcms/craft_cms | all versions | — |
| craftcms/craft_cms | all versions | — |
| craftcms/craft_cms | all versions | — |
| craftcms/craft_cms | all versions | — |
| craftcms/craft_cms | all versions | — |
| craftcms/craft_cms | all versions | — |