GLM-5.3 Security Test: Found Cursor Vulnerability and 2,436 Flaws in Open Source
haider1 · x · 2026-08-15
Tests show GLM-5.3 is a major step for cybersecurity, uncovering a potentially serious vulnerability in Cursor and finding 2,436 vulnerabilities across 269 open-source projects. The author suggests this may be the first strong open-weight model for cyber security. The Cursor team is working closely on a fix for the disclosed issue.
Related event: GLM-5.3 Discovers Over 2,400 Open Source Vulnerabilities(4 posts)→
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