HIGH7.2

GHSA-6fmv-q269-55cw

Edit template, Remote Code Execution (RCE) Vulnerability in Latest Release 4.4.0

Quick fix

GHSA-6fmv-q269-55cw — baserproject/basercms: upgrade to the fixed version with the command below.

composer require baserproject/basercms:^4.4.1

Details

baserCMS 4.4.0 and earlier is affected by Remote Code Execution (RCE).

Impact: XSS via Arbitrary script execution. Attack vector is: Administrator must be logged in. Components are: Edit template. Tested baserCMS Version : 4.4.0 (Latest) Affected baserCMS Version : 4.0.0 ~ 4.4.0 Patches : https://basercms.net/security/20201029 Found by Aquilao Null

Are you affected?

Enter the version of the package you're using.

Affected packages

Packagist/baserproject/basercms

Introduced in: 4.4.0Fixed in: 4.4.1

Fixcomposer require baserproject/basercms:^4.4.1

References

https://github.com/baserproject/basercms/security/advisories/GHSA-6fmv-q269-55cw[WEB]
https://nvd.nist.gov/vuln/detail/CVE-2020-15277[ADVISORY]
https://github.com/baserproject/basercms/commit/bb027c3967b0430adcff2d2fedbc23d39077563b[WEB]
https://basercms.net/security/20201029[WEB]