CVE-2020-36948

VestaCP 0.9.8-26 - 'LoginAs' Insufficient Session Validation

CVSS 8.7 HIGHEPSS 0.6%CWE-863

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.6%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

27 Jan 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

VestaCP 0.9.8-26 contains a session token vulnerability in the LoginAs module that allows remote attackers to manipulate authentication tokens. Attackers can exploit insufficient token validation to access user accounts and perform unauthorized login requests without proper administrative permissions.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected products

VestaCP · VestaCP

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References

https://vestacp.com/https://www.exploit-db.com/exploits/49219 https://www.vulncheck.com/advisories/vestacp-loginas-insufficient-session-validation https://www.vulnerability-lab.com/get_content.php?id=2240 https://www.vulnerability-lab.com/show.php?user=Benjamin%20K.M.