CVE-2021-36884 WordPress Backup Migration plugin <= 1.1.5 - Authenticated Persistent Cross-Site Scripting (XSS) vulnerability
Authenticated attackers can inject persistent scripts into the Backup Migration plugin, potentially leading to session hijacking or malicious actions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-36884?
CVE-2021-36884 is a medium-severity cross-site scripting vulnerability in Backupbliss Backup Migration (WordPress plugin), published on 19 Nov 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Authenticated Persistent Cross-Site Scripting (XSS) vulnerability discovered in WordPress Backup Migration plugin <= 1.1.5 versions.
Weakness: CWE-79
Which versions are affected by CVE-2021-36884?
It affects 1 product.
Products include Backupbliss Backup Migration.
How do I fix CVE-2021-36884?
No fix has been published for CVE-2021-36884 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2021-36884 being exploited?
There is no known exploitation of CVE-2021-36884 in the wild and no public exploit code.
Other vulnerabilities in Backupbliss Backup Migration (WordPress plugin)
- CVE-2023-6972 Backup Migration <= 1.3.9 - Unauthenticated Path Traversal to Arbitrary File Deletion
- CVE-2023-6553 Backup Migration <= 1.3.7 - Unauthenticated Remote Code Execution
- CVE-2023-6971 Code injection in Backup Migration
- CVE-2023-6266 Backup Migration <= 1.3.6 - Unauthenticated Arbitrary Backup Download to Sensitive Information Exposure
- CVE-2023-6271 Backup Migration Staging < 1.3.6 - Sensitive Data Exposure
Sources
Also known as GHSA-5q55-ghjj-wjrp.