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Underscore

2 CVEs product

Monthly

CVE-2026-27601 Mar 03, 23:15 npm HIGH POC PATCH This Week

Unbounded recursion in Underscore.js versions before 1.13.8 enables denial of service attacks when the _.flatten or _.isEqual functions process deeply nested untrusted data structures. An attacker can trigger stack overflow conditions by supplying specially crafted recursive input, causing affected applications to crash. Public exploit code exists for this vulnerability, and patches are available.

Denial Of Service Underscore
NVD GitHub VulDB
CVSS 4.0
8.2
EPSS
0.0%
CVE-2021-23358 Mar 29, 14:15 npm HIGH POC PATCH This Week

The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Code Injection Underscore Debian Linux Tenable Sc +1
NVD GitHub VulDB
CVSS 3.1
7.2
EPSS
4.1%
EPSS 0% CVSS 8.2
HIGH POC PATCH This Week

Unbounded recursion in Underscore.js versions before 1.13.8 enables denial of service attacks when the _.flatten or _.isEqual functions process deeply nested untrusted data structures. An attacker can trigger stack overflow conditions by supplying specially crafted recursive input, causing affected applications to crash. Public exploit code exists for this vulnerability, and patches are available.

Denial Of Service Underscore
NVD GitHub VulDB
EPSS 4% CVSS 7.2
HIGH POC PATCH This Week

The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RCE Code Injection Underscore +3
NVD GitHub VulDB

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