XSS in Bbpress

CVE-2020-13487

The bbPress plugin through 2.6.4 for WordPress has stored XSS in the Forum creation section, resulting in JavaScript execution at wp-admin/edit.php?post_type=forum (aka the Forum listing page) for all users. An administrator can exploit this at the wp-admin/post.php?action=edit URI.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.014 (69.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-13487?
CVE-2020-13487 is a medium-severity vulnerability in Bbpress, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2020-05-26.
How severe is CVE-2020-13487?
Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2020-13487 known to be exploited?
33 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.