CVE-2016-4438

critical

Apache

CVSS v3 Base Score

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score

62.1%

Exploitation probability in 30 days

Top 2% most likely to be exploited

Attack Characteristics

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Confidentiality

High

Integrity

High

Availability

High

Published: July 4, 2016 (3601 days ago)

Last Modified: May 6, 2026

Vendor: Apache

Source: NVD

Description

The REST plugin in Apache Struts 2 2.3.19 through 2.3.28.1 allows remote attackers to execute arbitrary code via a crafted expression.

CWE-20

apache struts