CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
The Vantage theme for WordPress is vulnerable to Stored Cross-Site Scripting via Gallery block text content in versions up to, and including, 1.20.32 due to insufficient output escaping in the gallery template. 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.
AnalysisAI
Stored cross-site scripting in the Vantage WordPress theme up to version 1.20.32 allows authenticated contributors and higher-privileged users to inject malicious scripts into gallery block text content that execute for all site visitors. The vulnerability stems from insufficient output escaping in the gallery template, enabling attackers with contributor-level access to compromise page integrity and potentially steal session tokens or deface content.
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-23172
GHSA-742g-5jmq-x7cr