CVE-2026-111627
HestiaCP before 1.10.5 Protected Admin Bypass via Cron Job Creation
- State
- Published
- Severity
- 8.6 High
- Published
- Oct 16, 2026
- Updated
- Oct 16, 2026
- Reserved
- Oct 16, 2026
Description
HestiaCP before 1.10.5 contains an authorization bypass vulnerability that allows non-ROOT_USER administrators to perform write actions while impersonating the protected ROOT_USER account. Attackers can log in via the loginas parameter and POST to /add/cron/, because the read-only flag is never checked, causing crond to run their commands as the protected administrator's system account.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.2 High | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
hestiacphestiacp |
|
References
- GitHub Security Advisory (GHSA-vp7q-fjv5-5vg8)vendor-advisory
- https://github.com/hestiacp/hestiacp/blob/1.10.4/web/add/cron/index.php#L11-L70technical-description
- https://github.com/hestiacp/hestiacp/blob/1.10.4/web/inc/policies.php#L3-L14technical-description
- https://github.com/hestiacp/hestiacp/commit/1af7e057cd5ad2ea945acba6c9932ea1a1802c24patch
- hestiacp 1.10.5 Release Notesrelease-notes
- VulnCheck Advisory: HestiaCP before 1.10.5 Protected Admin Bypass via Cron Job Creationthird-party-advisory
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