XSS in Barracuda Message Archiver
CVE-2025-8319
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
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Barracuda Message Archiver — versions 5.4.2.002
- Barracuda Message Archiver Firmware — versions 5.4.2.002
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 4ac701fe-44e9-4bcd-9585-dd6449257611 (Exploit, Third Party Advisory, Mitigation, Issue Tracking)
Frequently asked questions
- What is CVE-2025-8319?
- CVE-2025-8319 is a medium-severity vulnerability in Barracuda Message Archiver, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-30.
- How severe is CVE-2025-8319?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-8319 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.