Resource exhaustion in Keystonejs Keystone
CVE-2026-10802
A vulnerability was detected in keystonejs keystone up to 20260319. This vulnerability affects unknown code in the library packages/core/src/lib/core/queries/output-field.ts of the component GraphQL API Endpoint. The manipulation results in resource consumption. It is possible to launch the attack remotely. The exploit is now public and may be used. The pull request to fix this issue awaits acceptance.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.003 (21.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Keystonejs Keystone — versions 20260319
Weakness classification (CWE)
References
- gist.github.com/nedlir/0431275665076772844ebfe5167e54f6 (exploit)
- github.com/keystonejs/keystone/ (product)
- github.com/keystonejs/keystone/issues/9789 (issue-tracking)
- github.com/keystonejs/keystone/pull/9831 (issue-tracking, patch)
- vuldb.com/cve/CVE-2026-10802 (third-party-advisory)
- vuldb.com/submit/831461 (third-party-advisory)
- vuldb.com/vuln/368251 (vdb-entry)
- vuldb.com/vuln/368251/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-10802?
- CVE-2026-10802 is a medium-severity vulnerability in Keystonejs Keystone, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-06-04.
- How severe is CVE-2026-10802?
- Medium severity. CVSS v3 base score is 4.3 out of 10.