VDB
CVE-2026-33941
CVE-2026-33941
PUBLISHED
CVSS 8.300000190734863 HIGH
Handlebars.js has JavaScript Injection in CLI Precompiler via Unescaped Names and Options
EPSS 0.01% · 0.9th percentile
Risk Scores
CVSS 3.1
8.300000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS Score
0.01%
0.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cloudflare | access | |
| handlebars-lang | handlebars.js | *, >= 4.0.0, < 4.7.9, >= 4.0.0, < 4.7.9 |
| npm | handlebars | 4.0.0, 4.0.0, 4.0.0 |
| handlebarsjs | handlebars | 4.0.0 |
| AWS | config |
Exploit Intelligence
- CIRCL seen: CVE-2026-33941 (circl-sighting)
- CIRCL seen: CVE-2026-33941 (circl-sighting)
- https://github.com/handlebars-lang/handlebars.js/security/advisories/GHSA-xjpj-3mr7-gcpf (nist-nvd)
- CIRCL seen: CVE-2026-33941 (circl-sighting)
- CIRCL seen: CVE-2026-33941 (circl-sighting)
- https://github.com/handlebars-lang/handlebars.js/commit/68d8df5a88e0a26fe9e6084c5c6aaebe67b07da2 (circl)
- https://github.com/handlebars-lang/handlebars.js/releases/tag/v4.7.9 (circl)
- cvl-api-suppressions.xml (github-poc)
- cvl-api-suppressions.xml (github-poc)
- .trivyignore.yml (github-poc)
…and 18 more exploits
Timeline
- Mar 27, 2026 CVE Published
- Mar 27, 2026 PoC Published
- Mar 27, 2026 PoC Published
- Mar 28, 2026 EPSS Score
- Mar 28, 2026 Coalition ESS Score
- Mar 28, 2026 Security Advisory
- Mar 30, 2026 CVE Updated
- Mar 30, 2026 PoC Published
- Apr 1, 2026 PoC Published
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
References
- https://github.com/handlebars-lang/handlebars.js/security/advisories/GHSA-xjpj-3mr7-gcpf url
- https://github.com/handlebars-lang/handlebars.js/commit/68d8df5a88e0a26fe9e6084c5c6aaebe67b07da2 url
- https://github.com/handlebars-lang/handlebars.js/releases/tag/v4.7.9 url
- https://github.com/handlebars-lang/handlebars.js package
- https://nvd.nist.gov/vuln/detail/CVE-2026-33941 advisory
- https://jira.mongodb.org/browse/SERVER-120668 advisory
- https://jira.mongodb.org/browse/SERVER-122032 advisory
- https://www.mongodb.com/docs/ops-manager/current/release-notes/application/#onprem-server-8.0.23 advisory
- https://jira.mongodb.org/browse/SERVER-122449 advisory
- https://jira.mongodb.org/browse/SERVER-126021 advisory
- https://www.ibm.com/support/pages/node/7274185 advisory
- https://www.ibm.com/support/pages/node/7274154 advisory
- https://www.ibm.com/support/pages/node/7274180 advisory
- https://www.ibm.com/support/pages/node/7274183 advisory
- https://www.ibm.com/support/pages/node/7273957 advisory
- https://www.ibm.com/support/pages/node/7274184 advisory
- https://www.ibm.com/support/pages/node/7274314 advisory
- https://www.ibm.com/support/pages/node/7274182 advisory
- https://www.ibm.com/support/pages/node/7274181 advisory
- https://www.ibm.com/support/pages/node/7273803 advisory
…and 1 more