CVE-2021-24277 RSS for Yandex Turbo < 1.30 - Authenticated Stored Cross-Site Scripting (XSS)
Authenticated attackers can inject malicious scripts via unsanitized inputs in the RSS for Yandex Turbo plugin settings, potentially executing code in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-24277?
CVE-2021-24277 is a medium-severity cross-site scripting vulnerability in Flector RSS for Yandex Turbo, published on 14 May 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
The RSS for Yandex Turbo WordPress plugin before 1.30 did not properly sanitise the user inputs from its Счетчики settings tab before outputting them back in the page, leading to authenticated stored Cross-Site Scripting issues
Weakness: CWE-79
Which versions are affected by CVE-2021-24277?
It affects 1 product.
Products include Wpuslugi Rss for Yandex Turbo.
How do I fix CVE-2021-24277?
No fix has been published for CVE-2021-24277 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-2021-24277 being exploited?
There is no known exploitation of CVE-2021-24277 in the wild and no public exploit code.
Sources
Also known as GHSA-58vx-vc62-43fr.