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Case File

CVE-2019-6977

HIGH · CVSS 8.8 EPSS 64.27% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-01-27 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

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

Detected Signals
exploit

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

CVE
CVE-2019-6977
Severity
HIGH
CVSS
8.8
EPSS
64.27%

Original Filing — NVD Description

gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.