XSS in Webreinvent Vaahcms
CVE-2025-61183
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
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: 0.003 (20.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 20.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Webreinvent Vaahcms — versions 2.3.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/webreinvent/vaahcms/issues/301 (Exploit, Issue Tracking)
- github.com/thawphone/CVE-2025-61183 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-61183?
- CVE-2025-61183 is a medium-severity vulnerability in Webreinvent Vaahcms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-10-08.
- How severe is CVE-2025-61183?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-61183 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.