CVE-2026-85706 (GCVE-0-2026-85706)

Vulnerability from cvelistv5 – Published: 2026-09-12 02:46 – Updated: 2026-09-23 21:03
VLAI CISA CIRCL Shadowserver Previdian
Title
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an unauthenticated user could have read arbitrary files from the GitLab server due to improper path confinement and missing authentication enforcement in the repository commits API.
Severity
10 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-09-12 03:55 UTC
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
GitLab CNA under the mitre root
CNA scorecard C 74/100 over 327 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
GitLab GitLab Affected: 18.7 , < 18.11.12 (semver)
Affected: 19.0 , < 19.0.9 (semver)
Affected: 19.1 , < 19.1.8 (semver)
Affected: 19.2 , < 19.2.6 (semver)
Affected: 19.3 , < 19.3.2 (semver)
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Thanks [s3ntago](https://hackerone.com/s3ntago) for reporting this vulnerability through our HackerOne bug bounty program
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: b07d40c1-522c-40bb-8f2b-55076a002453

Vulnerability ID: CVE-2026-85706

Status: Confirmed

Status Updated: 2026-09-11 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2026-09-11
Asserted: 2026-09-11
Scope
Notes: GitLab Community Edition and Enterprise Edition Path Traversal Vulnerability | Affected: GitLab / Community Edition and Enterprise Edition | Description: GitLab Community Edition and Enterprise Edition contains a path traversal vulnerability that allows an unauthenticated user to read arbitrary files due to an improper path confinement and missing authentication enforcement in the repository commits API. | Required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. | Due date: 2026-09-14 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-2-released/ ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-85706
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-35
Feed CISA Known Exploited Vulnerabilities Catalog
Product Community Edition and Enterprise Edition
Due Date 2026-09-14
Date Added 2026-09-11
Vendorproject GitLab
Vulnerabilityname GitLab Community Edition and Enterprise Edition Path Traversal Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-09-11 20:00 UTC | Updated: 2026-09-11 20:00 UTC
CIRCL
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 1f53dd8b-820d-4b4d-a9c3-b87827e07334

Vulnerability ID: CVE-2026-85706

Status: Confirmed

Status Updated: 2026-10-16 07:25 UTC

Exploited: Yes

Characteristics
Remote Code Execution: No
Authentication Required: No
Local Access Required: Remote
Severity: 100.0
Timestamps
First Seen: 2026-10-16
Asserted: 2026-10-16
Last Seen: 2026-10-16
Scope
Notes: Path traversal
Created: 2026-10-16 07:26 UTC | Updated: 2026-10-16 07:26 UTC
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: e22c5692-3be7-46c2-9435-6554d18176f5

Vulnerability ID: CVE-2026-85706

Status: Confirmed

Status Updated: 2026-10-20 00:00 UTC

Exploited: Yes

Characteristics
Severity: 100.0
Timestamps
First Seen: 2026-10-08
Asserted: 2026-10-08
Last Seen: 2026-10-20
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: GitLab / GitLab CE/EE | Class: other-software | Severity: Critical (CVSS 10) | IoT: no | In CISA KEV: yes | Honeypot connections on 2026-10-20: 4
Evidence

Type: Honeypot

Signal: In The Wild Attempts

Confidence: 70%

Source: shadowserver

Details
1D 1
Iot no
Feed Shadowserver Foundation honeypot/exploited-vulnerabilities
Type http-scan
Class other-software
7D Avg 0
Vendor GitLab
30D Avg 0
90D Avg 0
Product GitLab CE/EE
Cisa Kev yes
Connections 4
Observation Date 2026-10-20
Vulnerability Class CVSS
Vulnerability Score 10
Vulnerability Severity Critical
References
Created: 2026-10-21 09:04 UTC | Updated: 2026-10-21 12:51 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: b0ee0d62-2568-426c-aa38-96881721f4fe

Vulnerability ID: CVE-2026-85706

Status: Confirmed

Status Updated: 2026-09-11 20:01 UTC

Exploited: Yes

Timestamps
First Seen: 2026-09-11
Asserted: 2026-09-11
Scope
Notes: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab | Affected: GitLab / GitLab | CVSS: 10.0 (CRITICAL) | EPSS: 0.01148 | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details
Feed Previdian (previdian.com)
Title Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
Cve Id CVE-2026-85706
Vendor GitLab
Ghsa Id GHSA-F47W-MRG9-G9P2
Product GitLab
Added Date 2026-09-11T20:01:20.727Z
Cvss Score 10.0
Epss Score 0.01148
Previous Ids
Cvss Severity CRITICAL
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.64977
Used In Malware unknown
Vulnerability Id CVE-2026-85706
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-09-12 21:00 UTC | Updated: 2026-09-12 21:00 UTC
Show details on NVD website
To clipboard 

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                  "versionType": "semver"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "value": "Thanks [s3ntago](https://hackerone.com/s3ntago) for reporting this vulnerability through our HackerOne bug bounty program"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.11.12, 19.0 before 19.0.9, 19.1 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an unauthenticated user could have read arbitrary files from the GitLab server due to improper path confinement and missing authentication enforcement in the repository commits API."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 10,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N",
                "version": "3.1"
              },
              "format": "CVSS",
              "scenarios": [
                {
                  "lang": "en",
                  "value": "GENERAL"
                }
              ]
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-22",
                  "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-09-23T21:03:18.163Z",
            "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
            "shortName": "GitLab"
          },
          "references": [
            {
              "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/627748"
            },
            {
              "name": "HackerOne Bug Bounty Report #3909881",
              "tags": [
                "technical-description",
                "exploit",
                "permissions-required"
              ],
              "url": "https://hackerone.com/reports/3909881"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "value": "Upgrade to versions 18.11.12, 19.0.9, 19.1.8, 19.2.6, 19.3.2 or above."
            }
          ],
          "title": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027) in GitLab"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "assignerShortName": "GitLab",
        "cveId": "CVE-2026-85706",
        "datePublished": "2026-09-12T02:46:31.624Z",
        "dateReserved": "2026-09-04T14:34:20.856Z",
        "dateUpdated": "2026-09-23T21:03:18.163Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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