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Critical severity9.8NVD Advisory· Published Feb 18, 2025· Updated Apr 15, 2026

CVE-2021-46686

CVE-2021-46686

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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Affected products

1

Patches

Vulnerability mechanics

References

3

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