CVSS 3.1
7.8 highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2021-21384
High (7.8) in shescape project shescape. EPSS 0.6% chance of exploitation in the next 30 days. Fixed in shescape 1.1.3.
shescape is a simple shell escape package for JavaScript. In shescape before version 1.1.3, anyone using _Shescape_ to defend against shell injection may still be vulnerable against shell injection if the attacker manages to insert a into the payload. For an example see the referenced GitHub Security Advisory. The problem has been patched in version 1.1.3. No further changes are required.
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
- CWE
- CWE-88
- Published
- Modified
- Record from
- the NVD, synced
Affected
- shescape_project:shescape
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-f2rp-38vg-j3gh | npm | shescape | <1.1.3 | 1.1.3 |
References
- https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b
- https://github.com/ericcornelissen/shescape/releases/tag/v1.1.3
- https://github.com/ericcornelissen/shescape/security/advisories/GHSA-f2rp-38vg-j3gh
- https://www.npmjs.com/package/shescape
- https://github.com/ericcornelissen/shescape/commit/07a069a66423809cbedd61d980c11ca44a29ea2b