CVE-2021-25026 Patreon WordPress < 1.8.2 - Admin+ Stored Cross-Site Scripting
High-privilege users can inject malicious scripts via the Custom Patreon Page name field, potentially compromising admin sessions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-25026?
CVE-2021-25026 is a medium-severity cross-site scripting vulnerability in Unknown Patreon WordPress, published on 14 Mar 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Patreon WordPress plugin before 1.8.2 does not sanitise and escape the field "Custom Patreon Page name", which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Weakness: CWE-79
Which versions are affected by CVE-2021-25026?
It affects 1 product.
Products include Patreon Patreon Wordpress.
How do I fix CVE-2021-25026?
No fix has been published for CVE-2021-25026 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-2021-25026 being exploited?
There is no known exploitation of CVE-2021-25026 in the wild and no public exploit code.
Other vulnerabilities in Unknown Patreon WordPress
- CVE-2018-20984 Deserialization in n/a
- CVE-2021-24228 Patreon WordPress < 1.7.2 - Reflected XSS on Login Form
- CVE-2021-24229 Patreon WordPress < 1.7.2 - Reflected XSS on patreon_save_attachment_patreon_level AJAX action
- CVE-2021-24230 Patreon WordPress < 1.7.0 - CSRF to Overwrite/Create User Meta
- CVE-2021-24227 Patreon WordPress < 1.7.0 - Unauthenticated Local File Disclosure
Sources
Also known as GHSA-84ph-h2vc-8hrg.