CVE-2022-1896

underConstruction < 1.21 - Admin+ Stored Cross-Site Scripting

The underConstruction WordPress plugin before 1.21 does not sanitise or escape the "Display a custom page using your own HTML" setting before outputting it, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiletred_html capability is disallowed.

Affected

underConstruction

CVSS v3.1 NVD

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

CVSS v2.0 NVD

3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS

0.59% chance of exploitation in the next 30 days, 47th percentile

Published

2022-06-20

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/3e8bd875-2435-4a15-8ee8-8a00882b499c

References

• CVE Record
• NVD entry