CVE-2025-26803
MEDIUM5.3EPSS 0.27%Phusion Passenger denial of service
Published: 2/24/2025Modified: 3/2/2025
Also known as:GHSA-2cj2-qqxj-5m3rBIT-passenger-2025-26803BIT-passenger-apache-module-2025-26803BIT-passenger-nginx-module-2025-26803
Description
The http parser in Phusion Passenger 6.0.21 through 6.0.25 before 6.0.26 allows a denial of service during parsing of a request with an invalid HTTP method.
Affected packages (5)
- Bitnami/passenger>= 6.0.21, < 6.0.26
- Bitnami/passenger-apache-module>= 6.0.21, < 6.0.26
- Bitnami/passenger-nginx-module>= 6.0.21, < 6.0.26
- Debian/passengerfrom 0, < 6.0.26+ds-1
- RubyGems/passenger>= 6.0.21, < 6.0.26
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
References (10)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2025-26803
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2025-26803
- PATCHhttps://github.com/phusion/passenger
- WEBhttps://blog.phusion.nl/2025/02/19/passenger-6-0-26
- WEBhttps://blog.phusion.nl/2025/02/19/passenger-6-0-26/
- WEBhttps://github.com/phusion/passenger/commit/bb15591646687064ab2d578d5f9660b2a4168017
- WEBhttps://github.com/phusion/passenger/compare/release-6.0.25...release-6.0.26
- WEBhttps://github.com/phusion/passenger/releases/tag/release-6.0.26
- WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/passenger/CVE-2025-26803.yml
- WEBhttps://www.phusionpassenger.com/support