Description
Drupal Core is prone to an arbitrary file overwrite vulnerability. This can be coupled with other existing vulnerabilities to affect the vulnerable application in various ways. Drupal Core versions 9.0.x ranging from 9.0.0 and up to and including 9.0.10 are vulnerable.
Remediation
Update to Drupal Core version 9.0.11 or latest
References
Related Vulnerabilities
Moodle Incorrect Authorization Vulnerability (CVE-2021-40692)
WordPress Plugin SpamBam Key Calculation Security Bypass (2.1)
WordPress Plugin Advanced Post Type Ratings Cross-Site Scripting (1.01)
WordPress Plugin Sagenda-Free booking system PHP Object Injection (1.3.2)
WordPress Plugin Donate by BestWebSoft Cross-Site Scripting (2.0.1)