HIGH 7.1 NVD

CVE-2026-19589

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 exec

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.

References

https://discuss.hashicorp.com/t/hcsec-2026-29-packer-vulnerable-to-arbitrary-file-write-vi

Published: 2026-08-17 · Source: NVD · Feed updated: 2026-08-18

This high severity vulnerability with a CVSS score of 7.1 was published on 2026-08-17 via NVD.

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