CVE-2021-45268

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Source

https://cve.org/CVERecord?id=CVE-2021-45268

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45268.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2021-45268

Published

2022-02-03T22:15:08.633Z

Modified

2026-07-09T05:45:39.572699Z

Severity

8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

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

References

Affected packages

Git / github.com/backdrop/backdrop

Affected ranges

Type

GIT

Repo

https://github.com/backdrop/backdrop

Events

Introduced

6fd280f1047bea33236105780bb48ece54388022

Last affected

6fd280f1047bea33236105780bb48ece54388022

Database specific

Show details

{
    "cpe": "cpe:2.3:a:backdropcms:backdrop:1.20.0:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "1.20.0"
        },
        {
            "last_affected": "1.20.0"
        }
    ],
    "source": "CPE_STRING"
}

Affected versions

1.*

1.20.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-45268.json"