CVE-2021-24428 RSS for Yandex Turbo <= 1.30 - Authenticated Stored XSS
Authenticated attackers can inject malicious scripts into the admin dashboard via unsanitized plugin settings, potentially compromising administrator sessions.
- 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-2021-24428?
CVE-2021-24428 is a medium-severity cross-site scripting vulnerability in Unknown RSS for Yandex Turbo, published on 2 Aug 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The RSS for Yandex Turbo WordPress plugin through 1.30 does not sanitise or escape some of its settings before saving and outputing them in the admin dashboard, leading to an Authenticated Stored Cross-Site Scripting issue even when the unfiltered_html capability is disallowed.
Weakness: CWE-79
Which versions are affected by CVE-2021-24428?
It affects 1 product.
Products include Yandex Yandex Turbo.
How do I fix CVE-2021-24428?
No fix has been published for CVE-2021-24428 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-2021-24428 being exploited?
There is no known exploitation of CVE-2021-24428 in the wild and no public exploit code.
Sources
Also known as GHSA-jfq9-cmj2-f55w.