Summary
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um Cross-Site-Scripting-Angriffe durchzuführen, vertrauliche Informationen offenzulegen, die Authentifizierung zu umgehen, Daten zu manipulieren oder einen Denial-of-Service-Zustand zu verursachen.
Product
GitLab ist eine Webanwendung zur Versionsverwaltung für Softwareprojekte auf Basis von git.
Vulnerabilities 11
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High 7.8
xsltGetInheritedNsList in libxslt before 1.1.43 has a use-after-free issue related to exclusion of result prefixes.
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High 7.8
numbers.c in libxslt before 1.1.43 has a use-after-free because, in nested XPath evaluations, an XPath context node can…
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High 7.7
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 15.10 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to execute stored cross-site scripting through improper input validation i…
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Medium 5.3
Missing Authorization in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.2 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker with reporter access to view branch names and pipeline details by acces…
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Medium 4.3
Incorrect Authorization in GitLab
An issue has been discovered in GitLab EE affecting all versions from 18.1 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that, under certain circumstances, could have allowed an attacker to remove Duo flows of another user.
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Medium 4.3
Insertion of Sensitive Information Into Sent Data in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.7 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2, that could have allowed a blocked user to access sensitive information by establishing GraphQL subscriptions through Web…
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Medium 4.3
Insertion of Sensitive Information Into Sent Data in GitLab
An issue has been discovered in GitLab CE/EE affecting all versions from 17.6 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2, that, under specific conditions, could have allowed unauthorized users to view confidential branch names by accessing proj…
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Low 3.5
Memory Allocation with Excessive Size Value in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to cause a denial of service condition by submitting specially crafted …
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Low 3.5
Improper Neutralization of Special Elements used in a Command ('Command Injection') in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 17.8 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to leak sensitive information from confidential issues by injecting hidden…
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Low 3.1
Improper Handling of URL Encoding (Hex Encoding) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to gain CSRF tokens by exploiting improper input validation in repository references combined with…
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Low 3.1
Incorrect Authorization in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.9 before 18.3.6, 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated attacker to bypass access control restrictions and view GitLab Pages content int…
Revision history
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#3
Referenz(en) aufgenommen: EUVD-2026-2426
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#2
Referenz(en) aufgenommen: EUVD-2025-197690, EUVD-2025-197698, EUVD-2025-197696, EUVD-2025-197695, EUVD-2025-197694, EUVD-2025-197693, EUVD-2025-197692, EUVD-2025-197691
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#1
Initiale Fassung
References
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GitLab Patch Release vom 2025-11-12
https://about.gitlab.com/releases/2025/11/12/patch-release-gitlab-18-5-2-released/