CVEvulnerability
CVE-2021-45268
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-02-03
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-352
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
Affected configurations
• backdropcms backdrop 1.20.0
Related
Weakness · CWE (1)
- CWE-352 Cross-Site Request Forgery weakness
References
- https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/50323 Third Party Advisory, VDB Entry
- https://github.com/V1n1v131r4/CSRF-to-RCE-on-Backdrop-CMS Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/50323 Third Party Advisory, VDB Entry