CVE-2026-1660 — GitLab CE/EE Affecting All Versions From 12.3 Before 18.9.6, Denial of Service
CVE-2026-1660 — GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.3 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that under certain conditions could have allowed an authenticated user to cause denial of service when importing issues due to improper input
What This Means For You
- If your environment is affected by CWE-770, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-1660 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-2026-1660 - GitLab Authenticated User Denial of Service via Issue Import
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-1660 | vulnerability | CVE-2026-1660 |
| CWE-770 | weakness | CWE-770 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 22, 2026 at 20:16 UTC |
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