CVE-2025-63828
EPSS 0.04%Backdrop CMS Host Header Injection vulnerability
Published: 11/18/2025Modified: 11/20/2025
Also known as:GHSA-ffpg-gm3h-4p5p
Description
Host Header Injection vulnerability in Backdrop CMS 1.32.1 allows attackers to manipulate the Host header in password reset requests, leading to redirects to malicious domains and potential session hijacking via cookie injection.
Affected packages (1)
- Packagist/backdrop/backdropfrom 0, <= 1.32.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/E:P |