CVE-2026-4527 — GitLab CE/EE Affecting All Versions From 11.10 Before 18.9.7 Vulnerability
CVE-2026-4527 — GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace via a specially cra
What This Means For You
- If your environment is affected by CWE-352, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-4527 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-4527 - GitLab Unauthenticated Jira Subscription Creation
title: CVE-2026-4527 - GitLab Unauthenticated Jira Subscription Creation
id: scw-2026-05-14-ai-1
status: experimental
level: medium
description: |
Detects attempts to exploit CVE-2026-4527 by identifying POST requests to the '/jira_groups/new' endpoint in GitLab, which is indicative of an unauthenticated user attempting to create unauthorized Jira subscriptions due to missing CSRF protection.
author: SCW Feed Engine (AI-generated)
date: 2026-05-14
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-4527/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/jira_groups/new'
cs-method:
- 'POST'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-4527 | vulnerability | CVE-2026-4527 |
| CWE-352 | weakness | CWE-352 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 14, 2026 at 09:16 UTC |
This content was curated and summarized by Shimi's Cyber World for informational purposes. It is not copied or republished in full. All intellectual property rights remain with the original author and source.
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