CVE-2023-39001

CRITICAL 9.8CVE-2023-39001 · Published 09/08/2023 · updated 17/06/2026

In short

CVE-2023-39001 is a CRITICAL (CVSS 9.8) vulnerability affecting opnsense (opnsense).
Chance of exploitation in the next 30 days (EPSS): 3.6%, higher than 89.5% of all vulnerabilities.
Fix: update to 23.7 or later.

Package	Affected versions	Patched versions
opnsense opnsense	`< 23.7`	`23.7`

Description

A command injection vulnerability in the component diag_backup.php of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary commands via a crafted backup configuration file.

References

opnsense/core commit e800097 · Patch
logicaltrust.net/blog/2023/08/opnsense.html · Exploit

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Package

Affected versions

Patched versions

opnsense

< 23.7

23.7

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