CVE-2016-4003
Cross-site Scripting in Apache Struts
6.1
MEDIUM
CVSS 3.1
EPSS 2.6%
Description
Cross-site scripting (XSS) vulnerability in the URLDecoder function in JRE before 1.8, as used in Apache Struts 2.x before 2.3.28, when using a single byte page encoding, allows remote attackers to inject arbitrary web script or HTML via multi-byte characters in a url-encoded parameter.
How to fix CVE-2016-4003
To remediate CVE-2016-4003, upgrade the affected package to a fixed version below.
- —upgrade to 2.3.28 or later
Is CVE-2016-4003 being exploited?
Low — EPSS is 2.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.0.0, < 2.3.28
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |