CVE-2026-107323 Details
Description
The Gallery PhotoBlocks WordPress plugin before 1.3.6 does not sanitize and escape one of its gallery settings before outputting it into an HTML attribute, allowing users with Contributor-level access and above to store JavaScript that executes in the browser of anyone who views a page containing the gallery, including administrators.
A stored cross-site scripting vulnerability has been identified in the Gallery PhotoBlocks WordPress plugin, affecting versions prior to 1.3.6. The issue arises because the plugin fails to properly sanitize and escape one of its gallery settings before rendering it in an HTML attribute. This flaw allows users with Contributor-level access and above to inject JavaScript that executes in the browsers of anyone viewing a page with the gallery, including administrators.
Users are advised to update the Gallery PhotoBlocks WordPress plugin to version 1.3.6 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 10, 2026CISA-ADP
Assessed Oct 10, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/19a8c2db-fb31-4203-83d6-139b35c93a80/ | [email protected] | AdvisoryExploitRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Gallery PhotoBlocks | < 1.3.6 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 10, 2026 | CVE Modified | CISA-ADP |
| Oct 10, 2026 | New CVE Received | [email protected] |