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Medium severity5.9NVD Advisory· Published May 7, 2026· Updated May 13, 2026

CVE-2026-39817

CVE-2026-39817

Description

The "go tool pack" subcommand (usually used only by the compiler as an internal tool with known-good inputs) does not sanitize output filenames. Extracting a malicious archive file with the "pack" subcommand can write files to arbitrary locations on the filesystem.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3411

Patches

Vulnerability mechanics

References

4

News mentions

1
CVE-2026-39817 · Medium · VYPR