CVE-2026-28558

EUVD-2026-9107
wpForo Forum 2.4.14 contains a stored cross-site scripting vulnerability that allows authenticated subscribers to upload SVG files as profile avatars through the avatar upload functionality. Attackers upload a crafted SVG containing CSS injection or JavaScript event handlers that execute in the browsers of any user who views the attacker's profile page.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
gvectorswpforo_forum
2.4.0 ≤
𝑥
< 2.4.16
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://wordpress.org/plugins/wpforo/
https://wordpress.org/plugins/wpforo/#developers
https://www.vulncheck.com/advisories/wpforo-forum-stored-xss-via-svg-avatar-file-upload