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Case File

CVE-2018-20821

MEDIUM · CVSS 6.5 EPSS 2.22% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-04-23 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.5. Public exploit code or proof-of-concept references have been detected in its references. It may lead to a denial-of-service condition.

Public Exploit Signal

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

GitHub PoC Links

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

CVE
CVE-2018-20821
Severity
MEDIUM
CVSS
6.5
EPSS
2.22%

Original NVD Description

The parsing component in LibSass through 3.5.5 allows attackers to cause a denial-of-service (uncontrolled recursion in Sass::Parser::parse_css_variable_value in parser.cpp).

Related CVEs

Other vulnerabilities affecting the same vendor(s)