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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18.9,18.9.1)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "GitLab", "source": "cna", "vendor": "GitLab"}, "product": "gitlab", "vendor": "gitlab"}], "analysis": {"en": {"generated_at": "2026-04-18T10:36:30.704479+00:00", "value": {"mitigation_remediation": ["Upgrade GitLab to version 18.9.1 or later to apply the vendor fix.", "Implement API rate limiting or connection throttling to reduce resource exhaustion opportunities.", "Configure firewall rules or network segmentation to restrict untrusted access to the CI jobs API endpoint."], "summary": {"action": "Apply Patch", "impact": "Denial of Service via Resource Exhaustion"}, "threat_synthesis": {"affected_systems": "The affected products are GitLab Community Edition and Enterprise Edition running any 18.9.x release before version 18.9.1, including all 18.9.0 installations. Upgrading to 18.9.1 or a later patch level resolves the issue.", "description_and_impact": "GitLab versions before 18.9.1 enable unauthenticated users to send crafted requests to the CI jobs API which can consume unbounded system resources, leading to denial of service. This vulnerability stems from an uncontrolled allocation of resources without limits or throttling, classified as CWE\u2011770.", "risk_and_exploitability": "The CVSS score of 5.3 indicates moderate severity, while the EPSS less than 1% suggests a low likelihood of exploitation at present. The vulnerability is not listed in CISA KEV. Exploitation requires sending crafted API requests without authentication, presumably over the network; no privileged access is needed."}}}}, "created": "2026-02-26T13:14:46.770809+00:00", "updated": "2026-04-18T10:45:43.656086+00:00", "vendors": ["gitlab", "gitlab$PRODUCT$gitlab"]}