Gato GraphQL permits subscriber privilege escalation
Gato GraphQL through 19.2.3 permits privilege escalation by an authenticated Subscriber. The CNA vector requires no user interaction and rates confidentiality, integrity, and availability impact as high. The authoritative export does not identify the GraphQL operation, field, resolver, parameter, capability granted, or final privilege level.
- Component
- Gato GraphQL
- Plugin slug
gatographql- Affected
- n/a through 19.2.3
- Safe version
19.2.4- Published
- Sep 11, 2026
This CVE was published Sep 11, 2026 and is one of 1 known issue for this plugin.
Update, patch or deactivate.
Update Gato GraphQL to 19.2.4 or later. The authoritative affected data explicitly marks 19.2.4 unaffected. The application-level fix must enforce authorization within the affected resolver before changing roles, capabilities, or privileged state.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
Subscriber Privilege Escalation in Gato GraphQL <= 19.2.3 versions.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H