CVE-2026-92874

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.

Overview

State: PUBLISHED
Assigner (CNA): GitLab
CVSS severity: MEDIUM
CVSS score: 5.4 / 10
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Effective score: 5.4 / 10 MEDIUM source: CNA overview
CWE(s): CWE-863
Reserved: 2026-09-17
Published: 2026-09-23 23:04 UTC
Last updated: 2026-09-23 23:04 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/92xxx/CVE-2026-92874.json

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-24 00:17:22 UTC
NVD last modified: 2026-09-24 00:17:22 UTC
NVD CVSS v3.1: 5.4 / 10 MEDIUM source: cve@gitlab.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Exploitability subscore: 2.8 / 10
Impact subscore: 2.5 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-85732
Assigner: GitLab
Published: Sep 23, 2026, 11:04:55 PM
Updated: Sep 23, 2026, 11:04:55 PM
EUVD base score (CVSS 3.1): 5.4 / 10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
EUVD-reported EPSS: 0.0000
Vendors: GitLab
Products: GitLab (18.3 <19.2.7)

GitLab (19.3 <19.3.3)

GitLab (19.4 <19.4.1)
Aliases: GHSA-c3rm-3hqr-4qwm

ENISA description: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.

EUVD references (2)

Affected products (1)

Vendor	Product	Versions	Platforms
GitLab	GitLab	`18.3` (affected), `19.3` (affected), `19.4` (affected)	—

Vendor references (2)

References embedded in the original CVE record by the assigning CNA.

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/ cve@gitlab.com
https://gitlab.com/gitlab-org/gitlab/-/work_items/618614 cve@gitlab.com

Remediations (10)

Security Update Guide - Microsoft Security Response Center

web:msrc.microsoft.com

Security Update Guide - Microsoft Security Response Center

2026-09-24 11:46 UTC
Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

web:senserva.com

Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

2026-09-24 11:46 UTC
SAP Security Patch Day - June 2026

web:support.sap.com

SAP security Patch Day Bulletin This post shares the information on security notes that remediate vulnerabilities discovered in SAP products. SAP strongly recommends that the customer visits the support portal and applies patches on priority to protect their SAP landscape. On 9th of June 2026 , SAP security patch day saw the release of 15 new security notes.

2026-09-24 11:46 UTC
CVE-2026-92874 - GitLab CE/EE Improper Authorization Checks…

web:vulmon.com

Vulnerability Summary GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 prior to 19.2.7, 19.3 prior to 19.3.3, and 19.4 prior to 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks. Subscribe to Gitlab

2026-09-24 11:46 UTC
CVE-2026-92874 - vulnerability database | Vulners.com

web:vulners.com

CVE-2026-92874 🗓️ 23 Sep 2026 16:04:55 Reported by GitLab Type cve 🔗 web.nvd.nist.gov 👁 2 Views

2026-09-24 11:46 UTC
Critical Patches Issued for Microsoft Products, July 14, 2026

web:www.cisecurity.org

Microsoft reports CVE - 2026 -56164 has been exploited in the wild. CVE - 2026 -56164 may allow remote cyber threat actors to gain unauthorized access to on-premises SharePoint Server instances. Microsoft noted that integrating its Antimalware Scan Interface (AMSI) can provide temporary mitigation by actively scanning and detecting malicious POST requests associated with exploitation attempts. The ...

2026-09-24 11:46 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-24 11:46 UTC
CVE-2026-92874: GitLab: GitLab has remediated an issue in ... - Rapid7

web:www.rapid7.com

CVE-2026-92874 : GitLab: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and…. View severity, references, and remediation details from Rapid7.

2026-09-24 11:46 UTC
CVE-2026-92874 | Tenable®

web:www.tenable.com

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.

2026-09-24 11:46 UTC
Patch Tuesday September 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's September 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-09-24 11:46 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-92874.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "GitLab",
          "repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
          "vendor": "GitLab",
          "versions": [
            {
              "lessThan": "19.2.7",
              "status": "affected",
              "version": "18.3",
              "versionType": "semver"
            },
            {
              "lessThan": "19.3.3",
              "status": "affected",
              "version": "19.3",
              "versionType": "semver"
            },
            {
              "lessThan": "19.4.1",
              "status": "affected",
              "version": "19.4",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "This vulnerability has been discovered internally by GitLab team member Amr Taha"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-863",
              "description": "CWE-863: Incorrect Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-23T23:04:55.130Z",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/618614"
        },
        {
          "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to versions 19.2.7, 19.3.3, 19.4.1 or above."
        }
      ],
      "title": "Incorrect Authorization in GitLab"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2026-92874",
    "datePublished": "2026-09-23T23:04:55.130Z",
    "dateReserved": "2026-09-17T06:34:15.295Z",
    "dateUpdated": "2026-09-23T23:04:55.130Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}