CVE-2026-34890

MEDIUM

WordPress MSTW League Manager plugin <= 2.10 - Cross Site Scripting (XSS) vulnerability

Title source: cna

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Mark O’Donnell MSTW League Manager allows DOM-Based XSS.This issue affects MSTW League Manager: from n/a through 2.10.

References (1)

Core 1

Core References

Vdb Entry vdb-entry

https://patchstack.com/database/wordpress/plugin/mstw-league-manager/vulnerability/wordpress-mstw-league-manager-plugin-2-10-cross-site-scripting-xss-vulnerability?_s_id=cve

Scores

CVSS v3 6.5

EPSS 0.0013

EPSS Percentile 3.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (1)

Mark O’Donnell/MSTW League Manager < 2.10

Published Apr 02, 2026

Tracked Since Apr 02, 2026