CVE-2025-63828

Medium

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.

SeverityMedium

CVSS6.1

Exploit probability—

ProductBackdropcms Backdrop Cms

PublishedNov 18, 2025

First seenNov 18, 2025

Weakness typeCWE-601Open redirect

How to fix

Vendor advisories

github.com/mertdurum06/BackdropCms-1.32.1/

Affected products

Product	Affected versions	Fixed in
backdropcms backdrop_cms	1.32.1	—
backdrop/backdropPackagist	v ≤ 1.32.0	—

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