WordPress · Nextgen Gallery · CVE-2015-9537
**Name of the Vulnerable Software and Affected Versions**
NextGEN Gallery plugin versions prior to 2.1.10
**Description**
The issue involves multiple XSS problems related to parameters such as `thumbnail width`, `thumbnail height`, `thumbwidth`, `thumbheight`, `wmXpos`, and `wmYpos`, as well as template issues.
**Recommendations**
For versions prior to 2.1.10, update to version 2.1.10 or later to resolve the issue. As a temporary workaround, consider restricting access to the affected parameters and template until the update is applied. Avoid using the parameters `thumbnail width`, `thumbnail height`, `thumbwidth`, `thumbheight`, `wmXpos`, and `wmYpos` in the affected template until the issue is resolved.