What is CVE-2021-35521?

CVE-2021-35521 is a medium-severity vulnerability in Idemia Morphowave Compact Md, classified under Path Traversal. CVSS score: 5.9/10. Published 2021-07-22.

How severe is CVE-2021-35521?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Path Traversal in Idemia Morphowave Compact Md

CVE-2021-35521

A path traversal in Thrift command handlers in IDEMIA Morpho Wave Compact and VisionPass devices before 2.6.2 allows remote authenticated attackers to achieve denial of services and information disclosure via TCP/IP packets.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2021-07-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.014 (70.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.9% 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: 0.014 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-22 — Path Traversal

References

www.idemia.com (Product)
biometricdevices.idemia.com/s/global-search/0696700000JJa0zAAD (Patch, Vendor Advisory)
biometricdevices.idemia.com/s/global-search/0696700000JJa1nAAD (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-35521?: CVE-2021-35521 is a medium-severity vulnerability in Idemia Morphowave Compact Md, classified under Path Traversal. CVSS score: 5.9/10. Published 2021-07-22.
How severe is CVE-2021-35521?: Medium severity. CVSS v3 base score is 5.9 out of 10.