Threat intelligence

Bookero.pl <= 2.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

CVE-2026-6910 · bookeropl

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

Vulnerability: Bookero.pl <= 2.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Affected software: bookeropl(Plugin)
Affected versions: ≤ 2.2
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-6910
Published: 8 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 fd0e6ca6-f6a7-4e81-aea1-3b59de0173d6). Methodology and redistribution notes

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