CVE-2026-28558

MEDIUM

wpForo Forum 2.4.0-2.4.15 - Authenticated Stored Cross-Site Scripting via SVG Avatar Upload

Title source: llm

Description

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.

References (3)

Core 3

Core References

Product product

https://wordpress.org/plugins/wpforo/

Product patch

https://wordpress.org/plugins/wpforo/#developers

Third Party Advisory third-party-advisory

https://www.vulncheck.com/advisories/wpforo-forum-stored-xss-via-svg-avatar-file-upload

Scores

CVSS v3 6.4

EPSS 0.0021

EPSS Percentile 10.9%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (3)

gvectors/wpforo_forum 2.4.0 - 2.4.16

gVectors Team/wpForo Forum 2.4 - 2.4.16

gVectors Team/wpForo Forum 2.4.16

Published Feb 28, 2026

Tracked Since Mar 01, 2026