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Case File

CVE-2020-8159

CRITICAL · CVSS 9.8 EPSS 5.25% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-05-12 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

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

Detected Signals
remote code execution code execution

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

CVE
CVE-2020-8159
Severity
CRITICAL
CVSS
9.8
EPSS
5.25%

Original NVD Description

There is a vulnerability in actionpack_page-caching gem < v1.2.1 that allows an attacker to write arbitrary files to a web server, potentially resulting in remote code execution if the attacker can write unescaped ERB to a view.

Related CVEs

Other vulnerabilities affecting the same vendor(s)