{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-13320", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2026-06-25T08:13:57.255Z", "datePublished": "2026-07-08T20:46:13.854Z", "dateUpdated": "2026-07-08T20:46:13.854Z"}, "containers": {"cna": {"title": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab", "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an authenticated user to execute arbitrary scripts in another user's browser session due to improper sanitization of user-supplied input."}], "affected": [{"vendor": "GitLab", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "versions": [{"version": "15.7", "status": "affected", "lessThan": "18.11.7", "versionType": "semver"}, {"version": "19.0", "status": "affected", "lessThan": "19.0.4", "versionType": "semver"}, {"version": "19.1", "status": "affected", "lessThan": "19.1.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/604063"}, {"url": "https://hackerone.com/reports/3816917", "name": "HackerOne Bug Bounty Report #3816917", "tags": ["technical-description", "exploit", "permissions-required"]}, {"url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-2-released/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 7.3, "baseSeverity": "HIGH"}}], "solutions": [{"lang": "en", "value": "Upgrade to versions 18.11.7, 19.0.4, 19.1.2 or above."}], "credits": [{"lang": "en", "value": "Thanks [youzslan](https://hackerone.com/youzslan) and [a_m_a_m](https://hackerone.com/a_m_a_m) for reporting this vulnerability through our HackerOne bug bounty program", "type": "finder"}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2026-07-08T20:46:13.854Z"}}}}

{}

{}

{"bugzilla": {"description": "gitlab: GitLab: Arbitrary script execution via improper input sanitization", "id": "2498316", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2498316"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N", "status": "draft"}, "cwe": "CWE-79", "details": ["A flaw was found in GitLab. Under certain conditions, an authenticated user could exploit improper sanitization of user-supplied input. This vulnerability allows for the execution of arbitrary scripts within another user's browser session, commonly known as Cross-Site Scripting (XSS). This could lead to unauthorized actions or information disclosure."], "name": "CVE-2026-13320", "public_date": "2026-07-08T20:46:13Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-13320\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-13320\nhttps://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-2-released/\nhttps://gitlab.com/gitlab-org/gitlab/-/work_items/604063\nhttps://hackerone.com/reports/3816917"], "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[15.7,18.11.7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[19.0,19.0.4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[19.1,19.1.2)"}}], "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"}], "created": "2026-07-08T22:45:08.454329+00:00", "updated": "2026-07-09T04:15:12.517825+00:00", "vendors": ["gitlab", "gitlab$PRODUCT$gitlab"]}