sveltejs/devalue · Security
devalue `uneval`ed code can create objects with polluted prototypes when `eval`ed
- GHSA ID
- GHSA-8qm3-746x-r74r
- Severity
- low
- Published
- Updated
- CVSS v4
- 2.1 · CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Description
Under certain circumstances, unevaling untrusted data can produce output code that will create objects with polluted prototypes when later evaled, meaning the output data can be a different shape from the input data.
CWEs
- CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')