CVE-2026-2601 (GCVE-0-2026-2601)
Vulnerability from cvelistv5
Published
2026-05-27 17:55
Modified
2026-05-27 19:04
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
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.
References
Impacted products
Vendor Product Version
GitLab GitLab Version: 11.5   ≤
Version: 18.11   ≤
Version: 19.0   ≤
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-2601",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-27T19:00:57.399478Z",
                "version": "2.0.3"
              },
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        "providerMetadata": {
          "dateUpdated": "2026-05-27T19:04:49.153Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "title": "CISA ADP Vulnrichment"
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          "defaultStatus": "unaffected",
          "product": "GitLab",
          "repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
          "vendor": "GitLab",
          "versions": [
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              "status": "affected",
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      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Thanks [modhanami](https://hackerone.com/modhanami) for reporting this vulnerability through our HackerOne bug bounty program"
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      "descriptions": [
        {
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          "value": "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."
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
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            "baseScore": 4.3,
            "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",
            "version": "3.1"
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      "problemTypes": [
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          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "CWE-862: Missing Authorization",
              "lang": "en",
              "type": "CWE"
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          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-27T17:55:38.935Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
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      "references": [
        {
          "name": "HackerOne Bug Bounty Report #3556381",
          "tags": [
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            "exploit",
            "permissions-required"
          ],
          "url": "https://hackerone.com/reports/3556381"
        },
        {
          "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": [
        {
          "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": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2026-2601",
    "datePublished": "2026-05-27T17:55:38.935Z",
    "dateReserved": "2026-02-16T21:04:09.684Z",
    "dateUpdated": "2026-05-27T19:04:49.153Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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