CVE-2019-19919
Critical
Description
Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Handlebars
PublishedDec 20, 2019
First seenDec 20, 2019
How to fix
Update
- handlebars4.3.0, 3.0.8 or later
- tenable tenable.sc5.19.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| handlebarsnpm | 4.0.0 ≤ v < 4.3.0, v < 3.0.8 | 4.3.0, 3.0.8 |
| handlebars.js_project handlebars.js | 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.1.0, 1.1.1, 1.1.2, 1.2.0, 1.2.1, 1.3.0, 2.0.0, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.0.7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.0.9, 4.0.10, 4.0.11, 4.0.12, 4.0.13, 4.0.14, 4.1.0, 4.1.1, 4.1.2, 4.2.0, 4.2.1, 4.2.2 | — |
| tenable tenable.sc | v < 5.19.0 | 5.19.0 |
| bootstrap-wysihtml5-railsRubyGems | 0.3.3.5 ≤ v ≤ 0.3.3.8 | — |
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