Vulnerability in Hestia Control Panel
CVE-2021-47871
Hestia Control Panel 1.3.2 contains an arbitrary file write vulnerability that allows authenticated attackers to write files to arbitrary locations using the API index.php endpoint. Attackers can exploit the v-make-tmp-file command to write SSH keys or other content to specific file paths on the server.
EPSS: 0.004 (34.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hestia Control Panel — versions 1.3.3
Weakness classification (CWE)
References
- disclosure@vulncheck.com (exploit)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (product)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2021-47871?
- CVE-2021-47871 is a high-severity vulnerability in Hestia Control Panel, classified under External Control of File Name or Path. CVSS score: 8.8/10. Published 2026-01-21.
- How severe is CVE-2021-47871?
- High severity. CVSS v3 base score is 8.8 out of 10.