CVE-2023-5076

MEDIUM 6.4

Ziteboard Online Whiteboard <= 2.9.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via ziteboard Shortcode

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

The Ziteboard Online Whiteboard plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'ziteboard' shortcode in versions up to, and including, 2.9.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	ziteboard
Product	ziteboard online whiteboard
Published	Nov 7, 2023
Last Updated	Apr 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

ziteboard / Ziteboard Online Whiteboard

0 ≤ 2.9.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/f5608f50-e17a-471f-b644-dceb64d82f0c?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/2988896/ziteboard-online-whiteboard

Credits

István Márton Alex Thomas