CVE-2024-37879: usvn · Cross-site Scripting
Affects usvnSource CVE Database V5
Not known to be exploited · CVSS 4.8 Medium : upgrade to 1.0.12 when convenient.
Data as of 26 Oct 2026, 13:47 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 34% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 1.0.12
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 20 Sep 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade usvn/usvn to 1.0.12.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubusvn/usvnpkg:github/usvn/usvnOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Upgrade USVN to version 1.0.12 or later immediately, as this version addresses the vulnerability.
- Implement strict input validation and sanitization on all administrative input fields, especially "siteTitle", "siteIco", and "siteLogo", to prevent injection of malicious code.
- Enforce the principle of least privilege by limiting administrator access only to trusted personnel and using multi-factor authentication to reduce the risk of credential compromise.
- Monitor administrative activities and audit logs for unusual or unauthorized configuration changes.
- Employ web application firewalls (WAFs) with rules designed to detect and block suspicious payloads targeting input fields.
- Educate administrators about phishing and social engineering risks to prevent credential theft.
- Regularly review and update security policies related to SVN management tools and conduct vulnerability assessments to detect similar issues proactively.
Description
Improper input validation in /admin/config/save in User-friendly SVN (USVN) before v1.0.12 and below allows administrators to execute arbitrary code via the fields "siteTitle", "siteIco" and "siteLogo".