CVE-2026-2601 (GCVE-0-2026-2601)

Vulnerability from cvelistv5 – Published: 2026-05-27 17:55 – Updated: 2026-05-27 19:04
VLAI?
Title
Missing Authorization in GitLab
Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 11.5 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed an authenticated user with developer-role permissions to access sensitive deployment data on projects due to improper authorization checks.
Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
Assigner
References
Impacted products
Vendor Product Version
GitLab GitLab Affected: 11.5 , < 18.10.7 (semver)
Affected: 18.11 , < 18.11.4 (semver)
Affected: 19.0 , < 19.0.1 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program
Show details on NVD website
To clipboard 

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        "metrics": [
          {
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              "content": {
                "id": "CVE-2026-2601",
                "options": [
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                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-27T19:00:57.399478Z",
                "version": "2.0.3"
              },
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        "providerMetadata": {
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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          "repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
          "vendor": "GitLab",
          "versions": [
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          "type": "finder",
          "value": "Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program"
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      "metrics": [
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            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
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      "problemTypes": [
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            {
              "cweId": "CWE-862",
              "description": "CWE-862: Missing Authorization",
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      "providerMetadata": {
        "dateUpdated": "2026-05-27T17:55:38.935Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
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        {
          "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/590389"
        },
        {
          "url": "https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/"
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      "solutions": [
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          "lang": "en",
          "value": "Upgrade to versions 18.10.7, 18.11.4, 19.0.1 or above."
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      "title": "Missing Authorization in GitLab"
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  "cveMetadata": {
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    "datePublished": "2026-05-27T17:55:38.935Z",
    "dateReserved": "2026-02-16T21:04:09.684Z",
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    "state": "PUBLISHED"
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  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.