GHSA-3mfm-83xf-c92rPublished

Handlebars.js has JavaScript Injection via AST Type Confusion by tampering @partial-block

cve-program · CVE-2026-33938

Published

handlebars.js

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "handlebars-lang",
                    "product": "handlebars.js",
                    "versions": [
                        {
                            "version": ">= 4.0.0, < 4.7.9",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-16849

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Mar 27, 2026, 9:05:42 PM

dateUpdated: Sep 4, 2026, 12:04:55 PM

3 related source bulletins · separate from aliases

RHSA-2026:10175: Red Hat Security Advisory: Red Hat OpenShift Dev Spaces 3.27.1 Release.

CVE-2025-61728 · CVE-2025-62718 · CVE-2026-2332 · CVE-2026-4800 · CVE-2026-4926 · CVE-2026-22731 · CVE-2026-25679 · CVE-2026-26999 · CVE-2026-27137 · CVE-2026-27606 · CVE-2026-29054 · CVE-2026-32305 · CVE-2026-32695 · CVE-2026-33186 · CVE-2026-33433 · CVE-2026-33805 · CVE-2026-33870 · CVE-2026-33871 · CVE-2026-33937 · CVE-2026-33938 · CVE-2026-33939 · CVE-2026-33940 · CVE-2026-33941 · CVE-2026-34986 · CVE-2026-40175

msrc_CVE-2026-33938: Handlebars.js has JavaScript Injection via AST Type Confusion by tampering @partial-block

CVE-2026-33938

RHSA-2026:34342: Red Hat Security Advisory: Cluster Observability Operator 1.5.0

CVE-2020-7753 · CVE-2021-33623 · CVE-2024-4068 · CVE-2024-45338 · CVE-2024-52011 · CVE-2025-22868 · CVE-2025-22870 · CVE-2025-22872 · CVE-2025-47911 · CVE-2025-58190 · CVE-2026-1526 · CVE-2026-1528 · CVE-2026-2229 · CVE-2026-4800 · CVE-2026-4867 · CVE-2026-6321 · CVE-2026-6322 · CVE-2026-6734 · CVE-2026-9277 · CVE-2026-9697 · CVE-2026-12143 · CVE-2026-12151 · CVE-2026-25680 · CVE-2026-25681 · CVE-2026-29063 · CVE-2026-32141 · CVE-2026-33228 · CVE-2026-33671 · CVE-2026-33814 · CVE-2026-33891 · CVE-2026-33894 · CVE-2026-33895 · CVE-2026-33896 · CVE-2026-33937 · CVE-2026-33938 · CVE-2026-33939 · CVE-2026-33940 · CVE-2026-33941 · CVE-2026-39821 · CVE-2026-42506 · CVE-2026-48779

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-33938

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Modified

Weakness classifications: CWE-94 · CWE-843 · CWE-917

Original publisher date fields

published: 2026-03-27T21:17:27.587

lastModified: 2026-10-26T22:10:00.163

1 source CPE criteria · context only

cpe:2.3:a:handlebarsjs:handlebars:*:*:*:*:*:node.js:*:*

The original JSON retains the logical configuration operators, exclusions and version bounds.

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-3mfm-83xf-c92r

Published

handlebars

npm

SEMVER · introduced 4.0.0 → fixed 4.7.9

Original source record · Cite this exact observation · Complete original publisher JSON