Prototype Pollution in undefsafe

MITTEL 6.3CVE-2019-10795 · GHSA-332q-7ff2-57h2 · SNYK-JS-UNDEFSAFE-548940 · Published 18/02/2020 · updated 17/06/2026

Kurz gesagt

CVE-2019-10795 ist eine Schwachstelle (MITTEL (CVSS 6.3)) in undefsafe (undefsafe project), undefsafe.
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 1.1%, höher als bei 65.6% aller Schwachstellen.
Abhilfe: auf 2.0.3 oder neuer aktualisieren.

Package	Affected versions	Patched versions
undefsafe undefsafe_project	`< 2.0.3`	`2.0.3`
undefsafe npm	`< 2.0.3`	`2.0.3`

Description

undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The 'a' function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.

NVD description

undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The 'a' function could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.

References

nvd.nist.gov/vuln/detail/CVE-2019-10795 · ADVISORY
remy/undefsafe commit f272681 · WEB
remy/undefsafe · PACKAGE
snyk.io/vuln/SNYK-JS-UNDEFSAFE-548940 · WEB

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