ByteOS Network

NVD Vulnerability Details :

CVE-2026-28558

Received

Source-disclosure@vulncheck.com

Published At-28 Feb, 2026 | 22:16

Updated At-28 Feb, 2026 | 22:16

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.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	4.0	5.1	MEDIUM	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary	3.1	6.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Type: Secondary

Version: 4.0

Base score: 5.1

Base severity: MEDIUM

Vector:

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Type: Primary

Version: 3.1

Base score: 6.4

Base severity: MEDIUM

Vector:

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

Weaknesses

CWE ID	Type	Source
CWE-79	Primary	disclosure@vulncheck.com

CWE ID: CWE-79

Type: Primary

Source: disclosure@vulncheck.com

References

Hyperlink	Source	Resource
https://wordpress.org/plugins/wpforo/	disclosure@vulncheck.com	N/A
https://wordpress.org/plugins/wpforo/#developers	disclosure@vulncheck.com	N/A
https://www.vulncheck.com/advisories/wpforo-forum-stored-xss-via-svg-avatar-file-upload	disclosure@vulncheck.com	N/A