What is CVE-2022-31508?

CVE-2022-31508 is a critical-severity vulnerability in Idayrus E-Voting, classified under Path Traversal. CVSS score: 9.3/10. Published 2022-07-11.

How severe is CVE-2022-31508?

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

Path Traversal in Idayrus E-Voting

CVE-2022-31508

The idayrus/evoting repository before 2022-05-08 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 (73.5th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: +0.000

Affected products

Idayrus E-Voting

Weakness classification (CWE)

CWE-22 — Path Traversal

References

github.com/github/securitylab/issues/669 (Exploit, Third Party Advisory, Issue Tracking)
github.com/idayrus/evoting/commit/241d92a4d68f524365a6322b5bbcfaa7d9abc8a3 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-31508?: CVE-2022-31508 is a critical-severity vulnerability in Idayrus E-Voting, classified under Path Traversal. CVSS score: 9.3/10. Published 2022-07-11.
How severe is CVE-2022-31508?: Critical severity. CVSS v3 base score is 9.3 out of 10.