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CVE-2026-2569mediumCWE-79

Dear Flipbook <= 2.4.20 - Authenticated (Auhtor+) Stored Cross-Site Scripting via PDF Page Labels

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.4epss 0.2%
exploitation probability
0.2%top 95% of all CVEs
observed exploitation
nono source reports it
The Dear Flipbook – PDF Flipbook, 3D Flipbook, PDF embed, PDF viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PDF page labels in all versions up to, and including, 2.4.20 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N