Oxidized Web RANCID migration page allows unauthenticated user to gain control over Linux user account

CRITICAL 9.8CVE-2025-27590 · GHSA-jx6p-9c26-g373 · Published 03/03/2025 · updated 17/06/2026

In short

CVE-2025-27590 is a CRITICAL (CVSS 9.8) vulnerability affecting oxidized-web, oxidized web (oxidized web project).
Chance of exploitation in the next 30 days (EPSS): 27.6%, higher than 98.1% of all vulnerabilities.
Fix: update to 0.15.0 or later.

Package	Affected versions	Patched versions
oxidized-web RubyGems	`< 0.15.0`	`0.15.0`
oxidized web oxidized_web_project	`< 0.15.0`	`0.15.0`

Description

In oxidized-web (aka Oxidized Web) before 0.15.0, the RANCID migration page allows an unauthenticated user to gain control over the Linux user account that is running oxidized-web.

NVD description

In oxidized-web (aka Oxidized Web) before 0.15.0, the RANCID migration page allows an unauthenticated user to gain control over the Linux user account that is running oxidized-web.

References

nvd.nist.gov/vuln/detail/CVE-2025-27590 · ADVISORY
ytti/oxidized-web commit a5220a0 · WEB
ytti/oxidized-web · PACKAGE
ytti/oxidized-web release 0.15.0 · WEB

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