{"id":"CVE-2026-90970","published":"2026-10-02T15:17:12Z","modified":"2026-10-02T18:44:11Z","title":"GitLab has remediated a vulnerability in the GitLab AI Gateway component affecting all versions of the AI Gateway from…","vendor":"GitLab","product":"GitLab AI Gateway","tier":"core","eol":null,"description":{"text":"GitLab has remediated a vulnerability in the GitLab AI Gateway component affecting all versions of the AI Gateway from 18.1.6 before 19.2.4, 19.3 before 19.3.2, and 19.4 before 19.4.1 that, under certain conditions, could have allowed an authenticated user with Duo Agent Platform access to escape the prompt template sandbox via a specially crafted flow configuration, resulting in arbitrary command execution on the AI Gateway.","provenance":"source","from":"NVD"},"summary":{"text":"A flaw in the GitLab AI Gateway component of GitLab's AI Gateway product allowed a crafted flow configuration to escape the prompt template sandbox, under certain conditions. An attacker who is an authenticated user with Duo Agent Platform access, and who can submit a specially crafted flow configuration, could execute arbitrary commands on the AI Gateway.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:16:51Z"},"cvss":{"score":9.9,"severity":"CRITICAL","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.17488,"percentile":0.97133,"date":"2026-10-31","provenance":"source"},"kev":null,"vulncheckKev":null,"exploited":false,"otx":null,"cwes":[{"id":"CWE-1336","name":"Improper Neutralization of Special Elements Used in a Template Engine"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/628842","tags":[]}],"techniques":[],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2026-91651","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-91651","exploited":false,"exploitedSince":null,"provenance":"source"},"exploits":[],"exploitSources":{"pocGithub":{"count":1,"skipped":0,"earliest":"2026-10-03","earliestUrl":"https://github.com/techupdate24/gitlab-ai-gateway-cve-2026-90970","repos":[{"name":"techupdate24/gitlab-ai-gateway-cve-2026-90970","url":"https://github.com/techupdate24/gitlab-ai-gateway-cve-2026-90970","stars":0,"created":"2026-10-03"}]},"first":{"date":"2026-10-03","source":"PoC-in-GitHub","url":"https://github.com/techupdate24/gitlab-ai-gateway-cve-2026-90970"},"provenance":"source"},"exploitRefs":[],"flow":[],"timeline":[{"date":"2026-10-02","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90970","provenance":"source"},{"date":"2026-10-03","kind":"exploit-public","label":"First public exploit: PoC-in-GitHub","url":"https://github.com/techupdate24/gitlab-ai-gateway-cve-2026-90970","provenance":"source"}],"speed":{"daysToPublicExploit":1,"firstExploitFrom":"PoC-in-GitHub","daysToKev":null},"priority":{"score":31.4,"factors":[{"name":"In a KEV catalog","points":0.0,"detail":"not listed"},{"name":"Recent KEV listing","points":0.0,"detail":"not listed"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.43,"detail":"percentile 0.9713"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"1 PoC-in-GitHub repo"},{"name":"Mentioned in OTX pulses","points":0.0,"detail":"0 pulses"},{"name":"CVSS severity","points":6.93,"detail":"base score 9.9"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]}}