CVE-2026-62102

WordPress Gato GraphQL plugin <= 19.2.3 - Privilege Escalation vulnerability

Published Sep 11, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Description

Subscriber Privilege Escalation in Gato GraphQL <= 19.2.3 versions.

Analysis

Technical impact

Press use the Gato GraphQL plugin to increase their privileges beyond what their role normally permits. The flaw stems from insufficient authorization checks, allowing the attacker to perform potentially gain full control of the site.

Affected Systems

The affected component is the Gato GraphQL WordPress plugin, vendor Gato GraphQL 19.2.3. Sites that have not applied the latest release are susceptible.

Risk and Exploitability

The CVSS score of 8.8 classifies the issue as high severity. The EPSS score is below 1%, indicating a low probability of exploitation. The vulnerability is not listed in the CISA KEV catalog. The likely attack vector is remote via the website; the attacker must possess a subscriber account or the site must be misconfigured to allow anonymous GraphQL queries. Successful exploitation would enable the attacker to gain elevated capabilities, compromising confidentiality, integrity, and availability of the WordPress installation.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Gato GraphQL

unaffected

Version	Status	Constraints
`n/a`	affected	≤ 19.2.3

No data.

Vendor Product Versions

Gato Graphql

Version	Status	Scheme	Platform
`[0,19.2.3]`	affected	semver	—
`[19.2.4,*]`	unaffected	semver	—

Remediation

Vendor Solution

Update the WordPress Gato GraphQL plugin to the latest available version (at least 19.2.4).

OpenCVE Recommended Actions

Update the WordPress Gato GraphQL plugin to the latest version (19.2.4 or later).
Limit GraphQL endpoint access to authenticated users and.
Review and enforce the least privilege principle for WordPress user roles, ensuring subscribers do not have unnecessary permissions.

Generated by OpenCVE AI on September 21, 2026 at 03:57 UTC.

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.417% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/gatographql/vulnerability/wordpress-gato-graphql-plugin-19-2-3-privilege-escalation-vulnerability?_s_id=cve

History

Sep 13, 2026 8:30 PM First appearance in the feed. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Gato Graphql Gato Graphql gato Graphql
Vendors & Products		Gato Graphql Gato Graphql gato Graphql

Sep 11, 2026 11:45 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		Subscriber Privilege Escalation in Gato GraphQL <= 19.2.3 versions.
Title		WordPress Gato GraphQL plugin <= 19.2.3 - Privilege Escalation vulnerability
Weaknesses		CWE-266
References		https://patchstack.com/database/wordpress/plugin/gatographql/vulnerability/wordpress-gato-graphql-plugin-19-2-3-privilege-escalation-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`