CVE-2021-24277
Published: 14 May 2021
Summary
CVE-2021-24277 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Wpuslugi Rss For Yandex Turbo. Its CVSS base score is 5.4 (Medium).
Operationally, ranked in the top 43.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-11191
Vulnerability details
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
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Validates web inputs to reject script-related content that could produce XSS.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.