CVE-2021-20618

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-14 · updated 2026-06-17
Weakness: CWE-269

Description

Privilege chaining vulnerability in acmailer ver. 4.0.2 and earlier, and acmailer DB ver. 1.1.4 and earlier allows remote attackers to bypass authentication and to gain an administrative privilege which may result in obtaining the sensitive information on the server via unspecified vectors.

Affected products

Acmailer: through 4.0.2
Acmailer Db: through 1.1.4

References

https://jvn.jp/en/jp/JVN35906450/index.html
https://www.acmailer.jp/info/de.cgi?id=101
https://jvn.jp/en/jp/JVN35906450/index.html
https://www.acmailer.jp/info/de.cgi?id=101

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