CVE-2021-24516

The PlanSo Forms WordPress plugin through 2.6.3 does not escape the title of its Form before outputting it in attributes, allowing high privilege users such as admin to set XSS payload in it, even when the unfiltered_html is disallowed, leading to an Authenticated Stored Cross-Site Scripting issue.

CVSS v3.1

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

CVSS v2.0

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

EPSS

0.64% chance of exploitation in the next 30 days, 48th percentile

Published

2021-10-18

Updated

2024-08-03

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/88d70e35-4c22-4bc7-b1a5-24068d55257c

References

• CVE Record
• NVD entry

Related

• CVE-2021-24515
• CVE-2021-24517
• CVE-2021-24514
• CVE-2021-24518
• CVE-2021-24513
• CVE-2021-24519