Vulnerability · Published Feb 17, 2025 · Assigned by jpcert
CVE-2021-46686
Critical 9.8
In plain English
A critical-severity OS command injection in acmailer CGI from Extra Innovation Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities).
Severity (CVSS 3.0)9.8Critical
Exploit odds (30 days)1.4%top 27.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Extra Innovation Inc. | acmailer CGI | ver.4.0.3 and earlier |
| Extra Innovation Inc. | acmailer DB | ver.1.1.5 and earlier |
Weakness: CWE-78 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H