GetGrav Grav Plugin up to 1.0.19 User Management Guards privileges management

Summaryinfo

A vulnerability, which was classified as problematic, has been found in GetGrav Grav Plugin up to 1.0.19. This issue affects some unknown processing of the component User Management Guards. This manipulation causes privileges management. This vulnerability is tracked as CVE-2026-86193. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in GetGrav Grav Plugin up to 1.0.19. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component User Management Guards. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

grav-plugin-api before 1.0.20 fails to validate group-inherited super permissions in user-management guards, allowing non-super user managers to modify super-admin accounts. Attackers with api.access and api.users.write can patch password fields on group-super accounts to gain full administrative control.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-86193 since 09/05/2026. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 1.0.20 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• GetGrav

Name

• Grav 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

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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