CVE-2022-21122
Critical
Description
The package metacalc before 0.0.2 are vulnerable to Arbitrary Code Execution when it exposes JavaScript's Math class to the v8 context. As the Math class is exposed to user-land, it can be used to get access to JavaScript's Function constructor.
SeverityCritical
CVSS9.0
Exploit probability—
ProductMetarhia Metacalc
PublishedJun 8, 2022
First seenJun 8, 2022
How to fix
Update
- metarhia metacalc0.0.2 or later
- metacalc0.0.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| metarhia metacalc | v < 0.0.2 | 0.0.2 |
| metacalcnpm | v < 0.0.2 | 0.0.2 |
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