What is CVE-2018-14485?

CVE-2018-14485 is a critical-severity vulnerability in Blogengine Blogengine.net, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-05-07.

How severe is CVE-2018-14485?

Critical severity. CVSS v3 base score is 9.8 out of 10.

XXE in Blogengine Blogengine.net

CVE-2018-14485

BlogEngine.NET 3.3 allows XXE attacks via the POST body to metaweblog.axd.

Vulnerability class: XXE (XML External Entity)

Published 2019-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.163 (96.9th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.163 · newest: 0.163 · change: 0.000

Affected products

Blogengine Blogengine.net — versions 3.3

Weakness classification (CWE)

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

References

packetstormsecurity.com/files/151063/BlogEngine-3.3-XML-External-Entity-Injecti… (VDB Entry, Third Party Advisory)
www.exploit-db.com/exploits/46106/ (VDB Entry, Third Party Advisory)
github.com/rxtur/BlogEngine.NET/commits/master (Third Party Advisory)

Frequently asked questions

What is CVE-2018-14485?: CVE-2018-14485 is a critical-severity vulnerability in Blogengine Blogengine.net, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-05-07.
How severe is CVE-2018-14485?: Critical severity. CVSS v3 base score is 9.8 out of 10.