CVE-2020-36948

8.7 highEPSS 0.6%

High (8.7). EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.7 high

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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2026-01-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

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.

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