Threat intelligence

RPB Chessboard <= 8.1.2 - Unauthenticated Stored Cross-Site Scripting via Comment Content

CVE-2026-13042 · rpb-chessboard

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Rpb Chessboard at a vulnerable version. How SiteRespond intelligence works

Vulnerability: RPB Chessboard <= 8.1.2 - Unauthenticated Stored Cross-Site Scripting via Comment Content
Affected software: rpb-chessboard(Plugin)
Affected versions: ≤ 8.1.2
Authentication: Unauthenticated
Vulnerability type: Cross-site scripting
CVE: CVE-2026-13042
Published: 15 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory 848b9c6d-e0db-43ad-ac6d-3674435339dd). Methodology and redistribution notes

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