Code Injection in Apache Commons Text - CVE-2022-42889
Published: October 14, 2022 / Updated: March 25, 2025
Vulnerability identifier: #VU68307
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2022-42889
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vendor: Apache Foundation
Affected software:
Apache Commons Text
Apache Commons Text
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to an insecure variable interpolation when processing untrusted input. A remote attacker can send a specially crafted input and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, the vulnerability was dubbed Text4shell.
How to mitigate CVE-2022-42889
Install updates from vendor's website.