CSRF in Stvs Provision
CVE-2021-47723
STVS ProVision 5.9.10 contains a cross-site request forgery vulnerability that allows attackers to perform actions with administrative privileges by exploiting unvalidated HTTP requests. Attackers can visit malicious web sites to trigger the forge request, allowing them to create new admin users.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (8.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.7% 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
- Stvs Provision — versions 5.5, 5.6, 5.7
- Stvs Sa Provision — versions 5.9.10 (build 2885-3a8219a)
Weakness classification (CWE)
References
- ExploitDB-49482 (Technical Description, exploit)
- STVS SA Homepage (Product, product)
- Zero Science Lab Disclosure (ZSL-2021-5625) (Third Party Advisory, third-party-advisory)
- VulnCheck Advisory: STVS ProVision Cross-Site Request Forgery (Add Admin) (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47723?
- CVE-2021-47723 is a high-severity vulnerability in Stvs Provision, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2025-12-09.
- How severe is CVE-2021-47723?
- High severity. CVSS v3 base score is 8.8 out of 10.