EasySoft ZenTao PMS up to 22.6 User module/user/model.php checkGroupChange group privileges management

Summaryinfo

A vulnerability labeled as critical has been found in EasySoft ZenTao PMS up to 22.6. Affected is the function userModel::checkGroupChange of the file module/user/model.php of the component User Module. Such manipulation of the argument group leads to privileges management. This vulnerability is documented as CVE-2026-121514. The attack can be executed remotely. There is not any exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in EasySoft ZenTao PMS up to 22.6 and classified as critical. Affected by this issue is the function userModel::checkGroupChange of the file module/user/model.php of the component User Module. The manipulation of the argument group with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability.

This vulnerability is handled as CVE-2026-121514. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/03/2026). This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:module/user/model.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• EasySoft

Name

• ZenTao PMS

Version

• 22.0
• 22.1
• 22.2
• 22.3
• 22.4
• 22.5
• 22.6

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Exploitinginfo

Threat Intelligenceinfo

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Timelineinfo

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Entryinfo

Submitinfo

Accepted

• Submit #1019652: ZenTao ZenTao PMS 22.6 Privilege Escalation (by benjamin_123)

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