What is CVE-2019-9736?

CVE-2019-9736 is a medium-severity vulnerability in 1024tools, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-03-13.

How severe is CVE-2019-9736?

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

XSS in 1024tools

CVE-2019-9736

DOM-based XSS exists in 1024Tools Markdown 1.0 via vectors involving the '<EMBED SRC="data:image/svg+xml' substring.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-03-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (57.1th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

1024tools — versions 1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/cnxh/1024tools/issues/20 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9736?: CVE-2019-9736 is a medium-severity vulnerability in 1024tools, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-03-13.
How severe is CVE-2019-9736?: Medium severity. CVSS v3 base score is 6.1 out of 10.