CVE-2026-34890 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

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References

Link	Providers
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

History

Thu, 02 Apr 2026 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 02 Apr 2026 13:15:00 +0000

Type	Values Removed	Values Added
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.
Title		WordPress MSTW League Manager plugin <= 2.10 - Cross Site Scripting (XSS) vulnerability
Weaknesses		CWE-79
References		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
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}`

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-04-02T12:58:01.605Z

Updated: 2026-04-02T13:16:23.200Z

Reserved: 2026-03-31T09:57:17.719Z

Link: CVE-2026-34890

Vulnrichment

Updated: 2026-04-02T13:16:14.891Z

NVD

Status : Received

Published: 2026-04-02T13:16:26.207

Modified: 2026-04-02T13:16:26.207

Link: CVE-2026-34890

Redhat

No data.

OpenCVE Enrichment

No data.

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