CVE-2023-0764: Gallery by BestWebSoft < 4.7.0 - Author+ Stored Cross-Site Scripting

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-04-17 · updated 2026-06-17

Description

The Gallery by BestWebSoft WordPress plugin before 4.7.0 does not perform proper sanitization of gallery information, leading to a Stored Cross-Site Scription vulnerability. The attacker must have at least the privileges of the Author role.

Affected products

Gallery by BestWebSoft: before 4.7.0 — fixed in 4.7.0

How to fix

Upgrade to a fixed version: Gallery by BestWebSoft 4.7.0. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/d48c6c50-3734-4191-9833-0d9b09b1bd8a
https://wpscan.com/vulnerability/d48c6c50-3734-4191-9833-0d9b09b1bd8a

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