What is CVE-2019-20201?

CVE-2019-20201 is a medium-severity vulnerability in Ezxml Project, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2019-12-31.

How severe is CVE-2019-20201?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Resource exhaustion in Ezxml Project

CVE-2019-20201

An issue was discovered in ezXML 0.8.3 through 0.8.6. The ezxml_parse_* functions mishandle XML entities, leading to an infinite loop in which memory allocations occur.

Vulnerability class: DoS (Denial of Service)

Published 2019-12-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.011 (63.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Ezxml Project

Weakness classification (CWE)

References

sourceforge.net/p/ezxml/bugs/16/ (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-20201?: CVE-2019-20201 is a medium-severity vulnerability in Ezxml Project, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2019-12-31.
How severe is CVE-2019-20201?: Medium severity. CVSS v3 base score is 6.5 out of 10.