Summary
Ein entfernter Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um einen Denial-of-Service-Angriff durchzuführen, Cross-Site-Scripting-Angriffe zu starten, auf nicht autorisierte Daten zuzugreifen oder diese zu ändern oder Sicherheitsmaßnahmen zu umgehen.
Product
GitLab ist eine Webanwendung zur Versionsverwaltung für Softwareprojekte auf Basis von git.
Vulnerabilities 15
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High 8.0
Origin Validation Error in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to steal tokens and access private repositories by abusing incomplete val…
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High 7.5
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.8 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions, could have allowed an unauthenticated user to cause denial of service by sending repeated…
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High 7.5
Interpretation Conflict in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through memory or CPU exhaustion by bypassing …
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High 7.3
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to perform unauthorized actions on behalf of anot…
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High 7.3
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.9 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to add unauthorized email addresses to victim acc…
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Medium 6.5
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 15.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to cause Denial of Service by uploading a malicious file and repeatedly queryi…
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Medium 6.5
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown fi…
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Medium 6.5
Allocation of Resources Without Limits or Throttling in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.0 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an unauthenticated user to cause denial of service by uploading maliciou…
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Medium 5.4
Server-Side Request Forgery (SSRF) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 18.0 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user with certain permissions to make unauthorized reques…
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Medium 4.6
Improper Validation of Unsafe Equivalence in Input in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.8 before 18.8.4 that could have allowed an authenticated developer to hide specially crafted file changes from the WebUI.
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Medium 4.3
Server-Side Request Forgery (SSRF) in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.0 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions, could have allowed an authenticated user to perform server-side request forgery against i…
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Medium 4.3
Authorization Bypass Through User-Controlled Key in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 16.7 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to access iteration data from private descendant gro…
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Low 3.7
Missing Authorization in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to perform unauthorized operations by submitting …
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Low 3.5
Authorization Bypass Through User-Controlled Key in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.11 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that, under certain conditions could have allowed an authenticated user to view certain pipeline values by querying the …
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Low 3.5
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an authenticated user to inject malicious content into project labels titles.
Revision history
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#1
Initiale Fassung
References
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GitLab Patch Release: 18.8.4, 18.7.4, 18.6.6 vom 2026-02-10
https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/