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Case File

CVE-2020-1888

HIGH · CVSS 7.5 EPSS 1.15% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-03-03 · 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.

GitHub PoC Links

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

CVE
CVE-2020-1888
Severity
HIGH
CVSS
7.5
EPSS
1.15%

Original NVD Description

Insufficient boundary checks when decoding JSON in handleBackslash reads out of bounds memory, potentially leading to DOS. This issue affects HHVM 4.45.0, 4.44.0, 4.43.0, 4.42.0, 4.41.0, 4.40.0, 4.39.0, versions between 4.33.0 and 4.38.0 (inclusive), versions between 4.9.0 and 4.32.0 (inclusive), and versions prior to 4.8.7.

Related CVEs

Other vulnerabilities affecting the same vendor(s)