CVE-2021-46686

9.8 CRITICAL
Published: February 18, 2025 Modified: April 15, 2026
View on NVD

Description

Improper neutralization of special elements used in an OS command ('OS Command Injection') issue exists in acmailer CGI ver.4.0.3 and earlier and acmailer DB ver.1.1.5 and earlier. If this vulnerability is exploited, an arbitrary OS command may be executed by an attacker.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://acmailer.jp/info/de.cgi?id=103
Source: vultures@jpcert.or.jp
https://jvn.jp/en/jp/JVN96957439/
Source: vultures@jpcert.or.jp
https://www.acmailer.jp/info/de.cgi?id=102
Source: vultures@jpcert.or.jp

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
0.5%
64th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)