XSS in Stvs Sa Provision
CVE-2021-47725
STVS ProVision 5.9.10 contains a cross-site scripting vulnerability in the 'files' POST parameter that allows authenticated attackers to inject arbitrary HTML code. Attackers can exploit the unvalidated input to execute malicious scripts within a user's browser session in the context of the affected site.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (8.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Stvs Sa Provision — versions 5.9.10, 5.9.9, 5.9.7
Weakness classification (CWE)
References
- Zero Science Lab Disclosure (ZSL-2021-5624) (third-party-advisory)
- Packet Storm Security Exploit Entry (exploit)
- CXSecurity Vulnerability Listing (third-party-advisory)
- IBM X-Force Vulnerability Exchange (vdb-entry)
- Vendor Homepage (product)
- VulnCheck Advisory: STVS ProVision 5.9.10 Authenticated Reflected Cross-Site Scripting via Files Parameter (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47725?
- CVE-2021-47725 is a medium-severity vulnerability in Stvs Sa Provision, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-31.
- How severe is CVE-2021-47725?
- Medium severity. CVSS v3 base score is 5.4 out of 10.