Type Confusion

🗓️ 08 Apr 2026 14:05:49Reported by Veracode Vulnerability DatabaseType

Type Confusion in Handlebars.compile enables arbitrary code execution from crafted pre-parsed AST input.

Reporter	Title	Published	Views	Family All 59
IBM Security Bulletins	Security Bulletin: IBM App Connect Enterprise Certified Container operands are vulnerable to arbitrary code execution (CVE-2026-33937, CVE-2026-33938, CVE-2026-33940, CVE-2026-33941) and denial of service (CVE-2026-33939)	7 May 202613:34	–	ibm
IBM Security Bulletins	Security Bulletin: Multiple security vulnerabilities in IBM Business Automation Manager Open Editions	24 Apr 202617:45	–	ibm
IBM Security Bulletins	Security Bulletin: IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to multiple node modules.	24 Apr 202614:07	–	ibm
IBM Security Bulletins	Security Bulletin: Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in Handlebars	5 May 202609:18	–	ibm
ATTACKERKB	CVE-2026-33937	27 Mar 202621:03	–	attackerkb
Information Security Automation	April Linux Patch Wednesday	22 Apr 202616:00	–	avleonov
GithubExploit	Exploit for Type Confusion in Handlebarsjs Handlebars	22 Apr 202605:09	–	githubexploit
Chainguard	CVE-2026-33937 vulnerabilities	30 Mar 202619:17	–	cgr
Circl	CVE-2026-33937	27 Mar 202618:19	–	circl
CNNVD	handlebars 安全漏洞	27 Mar 202600:00	–	cnnvd

Vulners

Node

handlebars handlebarsRange4.0.0–4.7.8js

handlebars handlebarsRange4.0.2–4.7.8js

Source	Link
github	www.github.com/handlebars-lang/handlebars.js/commit/68d8df5a88e0a26fe9e6084c5c6aaebe67b07da2
github	www.github.com/handlebars-lang/handlebars.js/releases/tag/v4.7.9
github	www.github.com/advisories/GHSA-2w6w-674q-4c4q

30 May 2026 05:03Current

6Medium risk

Vulners AI Score6

CVSS 3.19.8

EPSS0.0024

SSVC