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Vulnerability record · CVE-2026-12196 · published 4 July 2026

CVE-2026-12196: Improper authentication vulnerability

HestiaCP panel cronjob feature is affected by a broken access control vulnerability. Low privilege users can modify the panel cronjob to execute scripts HestiaCP management scripts with passwordless sudo. This could result in the takeover of administrator users in the application and the underlying webserver.

8.3 CVSS 4.0 High EPSS 0.40% · top 68.8% CWE-287 · Improper authentication Deferred
8.3CVSS 4.0 base score
0.40%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
6 Jul 2026Last modified by NVD

Description

HestiaCP panel cronjob feature is affected by a broken access control vulnerability. Low privilege users can modify the panel cronjob to execute scripts HestiaCP management scripts with passwordless sudo. This could result in the takeover of administrator users in the application and the underlying webserver.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/hestiacp/hestiacp/pull/5440
https://projectblack.io/blog/hestiacp-admin-takeover-rce/

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Source: NIST National Vulnerability Database (record CVE-2026-12196), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.