Loop with Unreachable Exit Condition (‘Infinite Loop’) in GitLab

6.5 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that bypass cycle detection.

Basic Information

ID CVE-2025-13335

Source GitLab

Published Jan 22, 2026 at 10:04

Modified Jan 22, 2026 at 14:12

Affected Product

Vendor GitLab

Product GitLab

Version 17.1

Affected Versions GitLab GitLab 17.1
GitLab GitLab 18.7
GitLab GitLab 18.8

CWE Classification

CWE-835

References

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    "lastseen": "",
    "description": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.6.4, 18.7 before 18.7.2, and 18.8 before 18.8.2 that under certain circumstances could have allowed an authenticated user to create a denial of service condition by configuring malformed Wiki documents that bypass cycle detection.",
    "published": "2026-01-22T10:04:27.602Z",
    "modified": "2026-01-22T14:12:36.778Z",
    "type": "cve",
    "title": "Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab",
    "source": "GitLab",
    "references": "https://gitlab.com/gitlab-org/gitlab/-/issues/581060\nhttps://hackerone.com/reports/3418023\nhttps://about.gitlab.com/releases/2026/01/21/patch-release-gitlab-18-8-2-released/",
    "id": "CVE-2025-13335",
    "bulletinFamily": "",
    "cwe": [
        "CWE-835"
    ],
    "cvelist": null,
    "sourceData": "GitLab GitLab 17.1\nGitLab GitLab 18.7\nGitLab GitLab 18.8",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
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            "privilegesRequired": "",
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            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "GitLab",
    "version": "17.1",
    "vendor": "GitLab",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
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    "ai_version": "",
    "ai_score": 0
}

Loop with Unreachable Exit Condition (‘Infinite Loop’) in GitLab_CVE-2025-13335