CVE-2021-24277: RSS for Yandex Turbo < 1.30 - Authenticated Stored Cross-Site Scripting (XSS)

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-05-14 · updated 2026-06-17
Weakness: CWE-79

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

Affected products

Flector RSS for Yandex Turbo: before 1.30 — fixed in 1.30

How to fix

Upgrade to a fixed version: Flector RSS for Yandex Turbo 1.30. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/8ebf56be-46c0-4435-819f-dc30370eafa4
https://wpscan.com/vulnerability/8ebf56be-46c0-4435-819f-dc30370eafa4

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