What is CVE-2026-53598?

CVE-2026-53598 is a high-severity vulnerability, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-07-16.

How severe is CVE-2026-53598?

High severity. CVSS v3 base score is 7.5 out of 10.

CVE-2026-53598

CVE-2026-53598

Prompty is a markdown file format (.prompty) for LLM prompts. Prior to 2.0.0-beta.2, Prompty loaders expanded ${file:...} references in .prompty frontmatter without enforcing that resolved paths stayed within the prompt directory or allowe…

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-200 — Information Disclosure

References

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

Frequently asked questions

What is CVE-2026-53598?: CVE-2026-53598 is a high-severity vulnerability, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-07-16.
How severe is CVE-2026-53598?: High severity. CVSS v3 base score is 7.5 out of 10.