Nextgen Gallery: Cross-site scripting
Nextgen Gallery is affected by cross-site scripting. Exposure depends on how the affected operation is made reachable by the site. Injected script can execute in the affected site's origin when the vulnerable output is viewed.
- Component
- Nextgen Gallery
- Plugin slug
nextgen-gallery- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Sep 12, 2017
This CVE was published Sep 12, 2017 and is one of 31 known issues for this plugin.
Update, patch or deactivate.
Update Nextgen Gallery to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
In the nggallery-manage-gallery page in the Photocrati NextGEN Gallery plugin 2.1.15 for WordPress, XSS is possible for remote authenticated administrators via the images[1][alttext] parameter.
NVD vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N