CVE-2025-61183 VaahCMS is vulnerable to XSS through its Avatar Upload endpoint
A remote attacker can execute arbitrary code via a cross-site scripting vulnerability in the user avatar upload method of VaaHCMS.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-61183?
CVE-2025-61183 is a medium-severity cross-site scripting vulnerability in n/a, published on 8 Oct 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross Site Scripting in vaahcms v.2.3.1 allows a remote attacker to execute arbitrary code via upload method in the storeAvatar() method of UserBase.php
Weakness: CWE-79
Which versions are affected by CVE-2025-61183?
2 open source packages ship an affected version, including webreinvent/vaahcms. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
webreinvent/vaahcms Packagist | All versions to 2.3.1 | None |
webreinvent/vaahcms Packagist | All versions to 2.3.1 | None |
Products include Webreinvent Vaahcms.
How do I fix CVE-2025-61183?
No fix has been published for CVE-2025-61183 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-61183 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-61183 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-q769-phqg-263r.