PoC Index

CVE-2021-39202

HIGH 7.6EPSS 0.8%

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.

CVSS v3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v3.1
7.6 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
CVSS v2.0
3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
EPSS
0.82% chance of exploitation in the next 30 days, 55th percentile
Nuclei
high
Published
2021-09-09
Updated
2024-08-04

Nuclei templates (1)

References

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