CVE-2023-38997

HIGH 7.2CVE-2023-38997 · Published 09/08/2023 · updated 17/06/2026

In short

CVE-2023-38997 is a HIGH (CVSS 7.2) vulnerability affecting opnsense (opnsense).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 72.0% of all vulnerabilities.
Fix: update to 23.7 or later.

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

Description

A directory traversal vulnerability in the Captive Portal templates of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary system commands as root via a crafted ZIP archive.

References

opnsense/core commit 448762d · 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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