CVE-2016-6565: imagely nextgen_gallery Improper Input Validation
Vulnerability summary
CVE-2016-6565 is a high (CVSS 7.5) Improper Input Validation vulnerability in imagely nextgen_gallery. EPSS estimates a 2.51% chance of exploitation in the next 30 days, higher than 84.5% of scored vulnerabilities.
Timeline
- 13-07-2018PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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).
CVSS metrics
3 scores · 2 sources · 3 versionsEPSS trend
Probability
2.51%
Chance of exploitation in the next 30 days
Percentile
85%
Versus all other CVEs
30-day change
+0.44 pp
From 2.07% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-98Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion')The PHP application receives input from an upstream component, but it does not restrict or incorrectly restricts the input before its usage in "require," "include," or similar functions.
Affected systems
Imagely2 products
- nextgen_gallery< 2.1.57
- nextgen gallery plugin≥ 2.1.57, < 2.1.57
Wordpress1 product
- nextgen-gallery≤ 2.1.56 (fixed in 2.1.57)
2 vendors · 3 products