What is CVE-2019-20381?

CVE-2019-20381 is a medium-severity vulnerability in Testlink, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-20.

How severe is CVE-2019-20381?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Testlink

CVE-2019-20381

TestLink before 1.9.20 allows XSS via non-lowercase javascript: in the index.php reqURI parameter. NOTE: this issue exists because of an incomplete fix for CVE-2019-19491.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (59.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Testlink

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

mantis.testlink.org/view.php (Third Party Advisory, Issue Tracking)
github.com/TestLinkOpenSourceTRMS/testlink-code/commit/cde692895e425731e6951d26… (Patch, Third Party Advisory)
github.com/TestLinkOpenSourceTRMS/testlink-code/compare/1.9.19...1.9.20 (Third Party Advisory)

Frequently asked questions

What is CVE-2019-20381?: CVE-2019-20381 is a medium-severity vulnerability in Testlink, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-20.
How severe is CVE-2019-20381?: Medium severity. CVSS v3 base score is 6.1 out of 10.