What is CVE-2021-25951?

CVE-2021-25951 is a high-severity vulnerability in Xml2dict Project, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2021-06-30.

How severe is CVE-2021-25951?

High severity. CVSS v3 base score is 7.5 out of 10.

XXE in Xml2dict Project

CVE-2021-25951

XXE vulnerability in 'XML2Dict' version 0.2.2 allows an attacker to cause a denial of service.

Vulnerability class: XXE (XML External Entity)

Published 2021-06-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (66.3th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Xml2dict Project — versions 0.2.2
Xml2dict — versions 0.2.2

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25951 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-25951?: CVE-2021-25951 is a high-severity vulnerability in Xml2dict Project, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2021-06-30.
How severe is CVE-2021-25951?: High severity. CVSS v3 base score is 7.5 out of 10.