{"id":"CVE-2026-1092","state":"PUBLISHED","title":"Improper Validation of Specified Quantity in Input in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.10 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an unauthenticated user to cause denial of service due to improper input validation of JSON payloads.","publishedAt":"2026-04-08T22:26:12.837Z","updatedAt":"2026-04-09T15:09:51.969Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"12.10","status":"affected","lessThan":"18.8.9","versionType":"semver"},{"version":"18.9","status":"affected","lessThan":"18.9.5","versionType":"semver"},{"version":"18.10","status":"affected","lessThan":"18.10.3","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":["https://hackerone.com/reports/3487030","https://gitlab.com/gitlab-org/gitlab/-/work_items/586479","https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/"],"weaknesses":["CWE-1284"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/1xxx/CVE-2026-1092.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-1092","state":"PUBLISHED","datePublished":"2026-04-08T22:26:12.837Z","dateUpdated":"2026-04-09T15:09:51.969Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2026-01-16T21:04:09.219Z"},"containers":{"cna":{"title":"Improper Validation of Specified Quantity in Input in GitLab","descriptions":[{"lang":"en","value":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.10 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an unauthenticated user to cause denial of service due to improper input validation of JSON payloads."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"12.10","status":"affected","lessThan":"18.8.9","versionType":"semver"},{"version":"18.9","status":"affected","lessThan":"18.9.5","versionType":"semver"},{"version":"18.10","status":"affected","lessThan":"18.10.3","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://hackerone.com/reports/3487030","name":"HackerOne Bug Bounty Report #3487030","tags":["technical-description","exploit","permissions-required"]},{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/586479"},{"url":"https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1284","lang":"en","description":"CWE-1284: Improper Validation of Specified Quantity in Input","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2026-04-08T22:26:12.837Z"},"solutions":[{"lang":"en","value":"Upgrade to versions 18.8.9, 18.9.5, 18.10.3 or above."}],"credits":[{"lang":"en","value":"Thanks [a92847865](https://hackerone.com/a92847865) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-09T15:09:43.259973Z","id":"CVE-2026-1092","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-09T15:09:51.969Z"}}]}}}