AUGUST 4, 2026
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Case File

CVE-2021-38154

HIGH · CVSS 7.5 EPSS 4.00% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-08-29 · 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
exploit

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

CVE
CVE-2021-38154
Severity
HIGH
CVSS
7.5
EPSS
4.00%

Original NVD Description

Certain Canon devices manufactured in 2012 through 2020 (such as imageRUNNER ADVANCE iR-ADV C5250), when Catwalk Server is enabled for HTTP access, allow remote attackers to modify an e-mail address setting, and thus cause the device to send sensitive information through e-mail to the attacker. For example, an incoming FAX may be sent through e-mail to the attacker. This occurs when a PIN is not required for General User Mode, as exploited in the wild in August 2021.