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VULNERABILITIES

CVE-2021-45268 Details

Description

A Cross Site Request Forgery (CSRF) vulnerability exists in Backdrop CMS 1.20, which allows Remote Attackers to gain Remote Code Execution (RCE) on the Hosting Webserver via uploading a maliciously add-on with crafted PHP file. NOTE: the vendor disputes this because the attack requires a session cookie of a high-privileged authenticated user who is entitled to install arbitrary add-ons

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS CVEExploitThird Party Advisory
https://www.exploit-db.com/exploits/50323 CVEThird Party AdvisoryVDB Entry
https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS [email protected]ExploitThird Party Advisory
https://www.exploit-db.com/exploits/50323 [email protected]Third Party AdvisoryVDB Entry

Weakness Enumeration

CWE-IDCWE NameSource
CWE-352Cross-Site Request Forgery (CSRF)[email protected]

Affected Products

ProductVersions
backdropcms backdrop
1.20.0

CPE

  • cpe:2.3:a:backdropcms:backdrop:1.20.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

10 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-45268
NVD Published Date:
Feb 3, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-45268 Details - Not Deferred