What is CVE-2020-16143?

CVE-2020-16143 is a high-severity vulnerability in Seafile Seafile-Client, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2020-07-29.

How severe is CVE-2020-16143?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Seafile Seafile-Client

CVE-2020-16143

The seafile-client client 7.0.8 for Seafile is vulnerable to DLL hijacking because it loads exchndl.dll from the current working directory.

Published 2020-07-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (36.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Seafile Seafile-Client — versions 7.0.8

Weakness classification (CWE)

CWE-427 — Uncontrolled Search Path Element

References

github.com/haiwen/seafile-client/issues/1309 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-16143?: CVE-2020-16143 is a high-severity vulnerability in Seafile Seafile-Client, classified under Uncontrolled Search Path Element. CVSS score: 7.8/10. Published 2020-07-29.
How severe is CVE-2020-16143?: High severity. CVSS v3 base score is 7.8 out of 10.