CVE-2026-19589
HIGH
NVD
CVSS Score
7.1
Severity
HIGH
Published
Aug 17, 2026
Vendor
unknown
Description
Packer up to 1.15.4 is vulnerable to an issue in the third-party plugin installer that may allow unintended file system modification and could lead to code execution. A user who installs a plugin from a malicious or compromised source may be affected. This vulnerability (CVE-2026-19589) is fixed in Packer 1.16.0.