GHSA-99c7-c3mw-mxhv ezsystems/ezplatform-admin-ui has an XSS vulnerability in Cancel/Reschedule future publication modal
Persistent XSS in Ibexa DXP back office allows high-privilege users to inject scripts that may affect front-office end users.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is GHSA-99c7-c3mw-mxhv?
GHSA-99c7-c3mw-mxhv is a cross-site scripting vulnerability in ezsystems/ezplatform-admin-ui, published on 17 Oct 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Impact
This security advisory resolves an XSS vulnerability in image asset names, content language names and future publishing in the back office of the DXP. Back office access and varying levels of editing and management permissions are required to exploit this vulnerability. This typically means Editor or Administrator role, or similar. Injected XSS is persistent and may in some cases be reflected in the front office, possibly affecting end users. The fixes ensure XSS is escaped, and any existing injected XSS is rendered harmless.
Patches
See "Patched versions".
Workarounds
None.
References
Which versions are affected by GHSA-99c7-c3mw-mxhv?
2 open source packages ship an affected version, including ezsystems/ezplatform-admin-ui.
| Package | Affected | Fixed in |
|---|---|---|
ezsystems/ezplatform-admin-ui Packagist | From 2.3.0 | 2.3.39 |
ezsystems/ezplatform-admin-ui Packagist | From 2.3.0 | 2.3.39 |
How do I fix GHSA-99c7-c3mw-mxhv?
Upgrade ezsystems/ezplatform-admin-ui to 2.3.39 or later.
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 GHSA-99c7-c3mw-mxhv being exploited?
There is no known exploitation of GHSA-99c7-c3mw-mxhv in the wild and no public exploit code.