What is CVE-2022-31506?

CVE-2022-31506 is a critical-severity vulnerability in Cmu Opendiamond, classified under Path Traversal. CVSS score: 9.3/10. Published 2022-07-11.

How severe is CVE-2022-31506?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Path Traversal in Cmu Opendiamond

CVE-2022-31506

The cmusatyalab/opendiamond repository through 10.1.1 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2022-07-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L.

EPSS exploit prediction

EPSS: 0.015 (73.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.015 · change: +0.001

Affected products

Cmu Opendiamond

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/github/securitylab/issues/669 (Exploit, Third Party Advisory, Issue Tracking)
github.com/cmusatyalab/opendiamond/commit/398049c187ee644beabab44d6fece82251c1e… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-31506?: CVE-2022-31506 is a critical-severity vulnerability in Cmu Opendiamond, classified under Path Traversal. CVSS score: 9.3/10. Published 2022-07-11.
How severe is CVE-2022-31506?: Critical severity. CVSS v3 base score is 9.3 out of 10.