CVE-2021-24428 - CVE House

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Status published Medium CVE-2021-24428

RSS for Yandex Turbo <= 1.30 - Authenticated Stored XSS

4.8 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

m0ze

References

More from Unknown

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Responsive Lightbox & Gallery < 2.5.3 - Unauthenticated Stored-XSS via Comments

Affected Vendor

Unknown

View all reports →

Affected Software

RSS for Yandex Turbo

Vulnerable Versions:

1.30

Timeline

Official Publish: August 2nd, 2021

Last Modified: August 3rd, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1189 Drive-by Compromise

T1059.007 JavaScript

T1539 Steal Web Session Cookie

T1213 Data from Information Repositories

T1567 Exfiltration Over Web Service

T1491.001 Defacement