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Case File

CVE-2023-26139

HIGH · CVSS 7.5 EPSS 0.89% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-08-01 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links
gist.github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2023-26139
Severity
HIGH
CVSS
7.5
EPSS
0.89%

Original NVD Description

Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the setProperty() function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like “__proto__”.