CVE-2025-8319 Cross-site scripting in Barracuda Message Archiver
Attackers can inject arbitrary JavaScript or HTML into the login page via the error URL parameter, potentially compromising user sessions.
- 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-2025-8319?
CVE-2025-8319 is a medium-severity cross-site scripting vulnerability in Barracuda Message Archiver, published on 29 Jul 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
the BMA login interface allows arbitrary JavaScript or HTML to be written straight into the page’s Document Object Model via the error= URL parameter
Weakness: CWE-79
Which versions are affected by CVE-2025-8319?
It affects 1 product.
Products include Barracuda Message Archiver Firmware.
How do I fix CVE-2025-8319?
No fix has been published for CVE-2025-8319 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-2025-8319 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-8319 exists.
Sources
Also known as GHSA-cj9x-9hcg-q7v6.