CVE-2026-11621 Dcat-Admin User Setting upload editorMDUpload unrestricted upload
Remote attackers can upload malicious files via the editorMDUpload function in Dcat-Admin, potentially leading to code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-11621?
CVE-2026-11621 is a medium-severity vulnerability in Dcat-Admin, published on 9 Jun 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A weakness has been identified in Dcat-Admin up to 2.2.3-beta. This impacts the function editorMDUpload of the file /admin/dcat-api/editor-md/upload of the component User Setting Page. This manipulation of the argument editormd-image-file causes unrestricted upload. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.
Which versions are affected by CVE-2026-11621?
How do I fix CVE-2026-11621?
No fix has been published for CVE-2026-11621 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-11621 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-11621 exists.
Sources
Also known as GHSA-8ppw-2j69-mvrj.