passenger (rubygems) has 14 known vulnerabilities, the worst rated CRITICAL. Upgrade to 6.0.26 or later to clear all of them. No malicious-package signal is recorded.
During the spawning of a malicious Passenger-managed application, SpawningKit in Phusion Passenger 5.3.x before 5.3.2 allows such applications to replace key…
CyberXYZ does not call a package safe in absolute terms. It records 14 known vulnerabilities for passenger (rubygems), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does passenger have known vulnerabilities?
Yes. CyberXYZ records 14 known vulnerabilities for passenger (rubygems), the worst rated CRITICAL. These include GHSA-7cv3-gvmc-8mq5, GHSA-jjcj-fgfm-9g9r, GHSA-jjhj-8gx7-x836, GHSA-whfx-877c-5p28, GHSA-8mw8-j583-vqfg.
Which version of passenger should I use?
6.0.26 or later clears every advisory recorded for passenger (rubygems). Check the release you pick before installing it.
How do I check passenger before installing?
Search passenger in CyberXYZ Check at https://cyberxyz.io/check?q=passenger. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 12:10 UTC. The most recent advisory here was published 2025-02-24. Updated continuously from NVD, GHSA, OSV and CNA feeds.