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CVE-2026-2973 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

🗓️ 25 Mar 2026 16:34:03Reported by GitLabType 
cvelist
 cvelist
🔗 www.cve.org👁 38 Views

CVE-2026-2973: Authenticated users could run JavaScript due to improper sanitization of entity encoded Mermaid diagram content.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-2973
25 Mar 202616:34
–attackerkb
freebsd
FreeBSD
Gitlab -- vulnerabilities
25 Mar 202600:00
–freebsd
bdu_fstec
BDU FSTEC
GitLab Code Execution
7 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-2973
25 Mar 202614:30
–circl
cnnvd
CNNVD
GitLab cross-site scripting vulnerabilities
25 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-2973
25 Mar 202616:34
–cve
debiancve
Debian CVE
CVE-2026-2973
25 Mar 202616:34
–debiancve
euvd
EUVD
EUVD-2026-15809
25 Mar 202618:31
–euvd
nessus
Tenable Nessus
FreeBSD : Gitlab -- vulnerabilities (b933083e-2b2e-11f1-b60a-2cf05da270f3)
30 Mar 202600:00
–nessus
nessus
Tenable Nessus
GitLab 17.7 < 18.8.7 / 18.9 < 18.9.3 / 18.10 < 18.10.1 (CVE-2026-2973)
25 Mar 202600:00
–nessus
Rows per page
[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "versions": [
      {
        "version": "17.7",
        "status": "affected",
        "lessThan": "18.8.7",
        "versionType": "semver"
      },
      {
        "version": "18.9",
        "status": "affected",
        "lessThan": "18.9.3",
        "versionType": "semver"
      },
      {
        "version": "18.10",
        "status": "affected",
        "lessThan": "18.10.1",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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