CVE-2024-0561

Ultimate Posts Widget < 2.3.1 - Admin+ Stored XSS

The Ultimate Posts Widget WordPress plugin before 2.3.1 does not validate and escape some of its Widget options before outputting them back in attributes, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected

Ultimate Posts Widget

CVSS v3.1 CNA

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

0.44% chance of exploitation in the next 30 days, 37th percentile

Published

2024-03-11

Updated

2024-10-31

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/99b6aa8b-deb9-48f8-8896-f3c8118a4f70/

Security advisories

• https://wpscan.com/vulnerability/99b6aa8b-deb9-48f8-8896-f3c8118a4f70

References

• CVE Record
• NVD entry