AUGUST 4, 2026
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Case File

CVE-2021-28026

HIGH · CVSS 7.8 EPSS 1.17% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-03-05 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

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

Detected Signals
arbitrary code execution code execution

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

CVE
CVE-2021-28026
Severity
HIGH
CVSS
7.8
EPSS
1.17%

Original NVD Description

jpeg-xl v0.3.2 is affected by a heap buffer overflow in /lib/jxl/coeff_order.cc ReadPermutation. When decoding a malicous jxl file using djxl, an attacker can trigger arbitrary code execution or a denial of service.