Threat intelligence

Grand Conference <= 5.3.4 - Reflected Cross-Site Scripting

CVE-2026-24943 · grandconference

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

Vulnerability: Grand Conference <= 5.3.4 - Reflected Cross-Site Scripting
Affected software: grandconference(Theme)
Affected versions: ≤ 5.3.4
Authentication: Not specified in feed title — see source advisory
Vulnerability type: Cross-site scripting
CVE: CVE-2026-24943
Published: 3 February 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 a5b6a66f-06fc-4b89-9f2e-9830664910f8). Methodology and redistribution notes

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