What is CVE-2026-33937?

CVE-2026-33937 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Handlebars.js has JavaScript Injection via AST Type Confusion

Which CVE IDs does CVE-2026-33937 cover?

CVE-2026-33937 covers the following CVE IDs: CVE-2026-33937. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-33937?

CVE-2026-33937 has a CVSS v3 base score of 9.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-33937CriticalCVSS 9.8

Handlebars.js has JavaScript Injection via AST Type Confusion

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-33937 →