What is CVE-2026-67429?

CVE-2026-67429 is a critical-severity vulnerability in Flytohub Flyto-core, classified under Path Traversal. CVSS score: 10.0/10. Published 2026-07-29.

How severe is CVE-2026-67429?

Critical severity. CVSS v3 base score is 10.0 out of 10.

Path Traversal in Flytohub Flyto-core

CVE-2026-67429

Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related file-writing modules use caller-controlled output_dir instead of validate_path_with_env_config and its FLYTO_SANDBOX_DIR…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H.

Affected products

Flytohub Flyto-core — versions < 2.26.6

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-67429?: CVE-2026-67429 is a critical-severity vulnerability in Flytohub Flyto-core, classified under Path Traversal. CVSS score: 10.0/10. Published 2026-07-29.
How severe is CVE-2026-67429?: Critical severity. CVSS v3 base score is 10.0 out of 10.