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    CVE-2025-63828

    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.

    Published:Nov 18, 2025
    Last Modified:Nov 24, 2025
    EPS:Nov 18, 2025
    EPSS Score:0.00029
    CVSS Score:6.1

    Affected Products

    Vendor
    Backdropcms
    Product
    Backdrop Cms

    Exploits

    https://github.com/mertdurum06/BackdropCms-1.32.1/blob/main/backdropcms_exploit.txthttps://github.com/mertdurum06/BackdropCms-1.32.1/blob/main/backdropcms_exploit.txt

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-178 Cross-Site Flashing

    Related CVEs

    CVE-2025-44141 (CVSS 6.1) — A Cross-Site Scripting (XSS) vulnerability exists in the node creation form of Backdrop CMS 1.30.…
    CVE-2025-25063 (CVSS 4.4) — An XSS issue was discovered in Backdrop CMS 1.28.x before 1.28.5 and 1.29.x before 1.29.3. It does not suffici…
    CVE-2025-25062 (CVSS 4.4) — An XSS issue was discovered in Backdrop CMS 1.28.x before 1.28.5 and 1.29.x before 1.29.3. It doesn't sufficie…
    CVE-2024-54123 (CVSS 6.1) — Backdrop CMS before 1.28.4 and 1.29.x before 1.29.2 allows XSS via an SVG document, if the SVG tag is allowed …
    CVE-2023-31045 (CVSS 4.8) — A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows rem…
    CVE-2022-42095 (CVSS 4.8) — Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via th…
    CVE-2022-42096 (CVSS 4.8) — Backdrop CMS version 1.23.0 was discovered to contain a stored cross-site scripting (XSS) vulnerability via Po…
    CVE-2022-42092 (CVSS 7.2) — Backdrop CMS 1.22.0 has Unrestricted File Upload vulnerability via 'themes' that allows attackers to Remote Co…
    CVE-2022-34530 (CVSS 5.3) — An issue in the login and reset password functionality of Backdrop CMS v1.22.0 allows attackers to enumerate u…
    CVE-2019-19900 (CVSS 4.8) — An issue was discovered in Backdrop CMS 1.13.x before 1.13.5 and 1.14.x before 1.14.2. It doesn't sufficiently…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High