Getgrav grav-plugin-api Plugin up to 1.0.35 Permission Resolver requireSuper api.users.write permission

Summaryinfo

A vulnerability categorized as critical has been discovered in Getgrav grav-plugin-api Plugin up to 1.0.35. Affected by this issue is the function requireSuper of the component Permission Resolver. Such manipulation of the argument api.users.write leads to permission. This vulnerability is referenced as CVE-2026-109317. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Getgrav grav-plugin-api Plugin up to 1.0.35 and classified as critical. Affected by this issue is the function requireSuper of the component Permission Resolver. The manipulation of the argument api.users.write with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Grav grav-plugin-api before 1.0.36 contains a privilege escalation vulnerability that allows delegated user managers to obtain super-admin access by storing positive scalar admin or api parent grants. Attackers with api.users.write can edit account access maps or invitations so the inheriting permission resolver satisfies requireSuper checks, accessing super-only API endpoints.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-109317 since 10/12/2026. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 1.0.36 eliminates this vulnerability.

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Productinfo

Type

• Automation Software

Vendor

• Getgrav

Name

• grav-plugin-api Plugin

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.0.13
• 1.0.14
• 1.0.15
• 1.0.16
• 1.0.17
• 1.0.18
• 1.0.19
• 1.0.20
• 1.0.21
• 1.0.22
• 1.0.23
• 1.0.24
• 1.0.25
• 1.0.26
• 1.0.27
• 1.0.28
• 1.0.29
• 1.0.30
• 1.0.31
• 1.0.32
• 1.0.33
• 1.0.34
• 1.0.35

CPE 2.3info

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CPE 2.2info

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