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TI-2026-22816 Aliases CVE-2026-28561GHSA-4595-c58r-mv75

wpForo Forum 2.4.14 Stored XSS via Unescaped Forum Description in Templates

Priority LOW 22CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00265 18th percentileScored 2026-11-07
Fix Fixed wpForo Forum (gVectors Team): 2.4.16

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
gVectors TeamwpForo Forum2.4 to before 2.4.162.4.16Patch availableCNA
  • wpForo Forum VendorgVectors Team Affected 2.4 to before 2.4.16 Fixed in 2.4.16 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gvectors:wpforo_forum:*:*:*:*:*:wordpress:*:*2.4.0 to before 2.4.16VulnerablegVectors Team
  • cpe:2.3:a:gvectors:wpforo_forum:*:*:*:*:*:wordpress:*:* Versions 2.4.0 to before 2.4.16 Vulnerable ·gVectors Team

Remediation

  • Fix · CNA wpForo Forum (gVectors Team) Fixed in 2.4.16

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    gVectors Team wpForo Forum 2.4.16

    8 records Highest priority Priority LOW 8 LOW

    Other records, highest priority first

    • TI-2026-22814 wpForo Forum 2.4.14 Information Disclosure via Global RSS FeedPriority LOW 37
    • TI-2026-22812 wpForo Forum < 2.4.16 Privilege Escalation via Role Synchronization HandlerPriority LOW 33
    • TI-2026-22811 wpForo Forum 2.4.14 Missing Authorization via Topic Management Form HandlersPriority LOW 24
    Show all 8 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-28561
  2. 2026-10-03 Alias added: GHSA-4595-c58r-mv75

References

Patch 1

Other 1

  • TI-2023-02108 Server-side request forgery in gVectors Team wpForo Forum CVSS 3.1HIGH 8.8
  • TI-2023-02165 wpForo Forum < 2.1.9 - Reflected Cross-Site Scripting CVSS 3.1MEDIUM 6.1
  • TI-2023-25972 WordPress wpForo plugin <= 2.2.3 - Privilege Escalation vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2018-11904 An issue was discovered in the update function in the wpForo Forum plugin before 1.5.2… CVSS 3.0CRITICAL 9.8
  • TI-2026-22817 wpForo Forum 2.4.14 SQL Injection via Topics ORDER BY Parameter CVSS 4.0HIGH 8.8
  • TI-2022-19066 WordPress wpForo Forum plugin <= 2.0.9 - Auth. Arbitrary File Upload vulnerability CVSS 3.1CRITICAL 9.9
See all 28 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences