CVE-2026-28561 — MEDIUM (5.5)

Q: How severe is CVE-2026-28561?

CVE-2026-28561 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-28561?

Check the references section above for vendor advisories and patch information. Affected products include: Gvectors Wpforo Forum.

Vulnerability Description

wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows administrators to inject persistent JavaScript via forum description fields echoed without output escaping across multiple theme template files. On multisite installations or with a compromised admin account, attackers set a forum description containing HTML event handlers that execute when any user views the forum listing.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Gvectors	Wpforo Forum	>= 2.4.0, < 2.4.16

Related Weaknesses (CWE)

CWE-79

References

https://wordpress.org/plugins/wpforo/Product
https://wordpress.org/plugins/wpforo/#developersRelease Notes
https://www.vulncheck.com/advisories/wpforo-forum-stored-xss-via-unescaped-forumThird Party Advisory

FAQ

What is CVE-2026-28561?

CVE-2026-28561 is a vulnerability with a CVSS score of 5.5 (MEDIUM). wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows administrators to inject persistent JavaScript via forum description fields echoed without output escaping across m...

How severe is CVE-2026-28561?

CVE-2026-28561 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-28561?

Check the references section above for vendor advisories and patch information. Affected products include: Gvectors Wpforo Forum.