Imagely NextGen Gallery: A security weakness
Imagely NextGen Gallery is affected by a security weakness. Exposure depends on how the affected operation is made reachable by the site. The resulting impact depends on how the affected component exposes the vulnerable operation.
- Component
- Imagely NextGen Gallery
- Plugin slug
nextgen-gallery- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jul 13, 2018
This CVE was published Jul 13, 2018 and is one of 31 known issues for this plugin.
Update, patch or deactivate.
Update Imagely 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
The Imagely NextGen Gallery plugin for Wordpress prior to version 2.1.57 does not properly validate user input in the cssfile parameter of a HTTP POST request, which may allow an authenticated user to read arbitrary files from the server, or execute arbitrary code on the server in some circumstances (dependent on server configuration).
NVD vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H