Path Traversal in Microsoft Kiota

CVE-2026-59867

Kiota is an OpenAPI based HTTP Client code generator. Prior to 1.32.5, Kiota resolved OpenAPI $ref values by fetching remote http(s) URLs and reading local absolute or out-of-tree file paths, allowing `kiota generate` on an attacker-contro…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-59867?
CVE-2026-59867 is a high-severity vulnerability in Microsoft Kiota, classified under Path Traversal. CVSS score: 7.1/10. Published 2026-07-16.
How severe is CVE-2026-59867?
High severity. CVSS v3 base score is 7.1 out of 10.