CVE-2021-21384
low-risk
Published 2021-03-19
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.
Do I need to act?
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0.17% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.3/10
Medium
LOCAL
/ HIGH complexity
Affected Products (1)
Shescape
Affected Vendors
References (8)
22
/ 100
low-risk
Severity
16/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
5/34 · Minimal