What is CVE-2019-11677?

CVE-2019-11677 is a critical-severity vulnerability in Zohocorp Manageengine Firewall Analyzer, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-05-02.

How severe is CVE-2019-11677?

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

XXE in Zohocorp Manageengine Firewall Analyzer

CVE-2019-11677

The Custom Report import function in Zoho ManageEngine Firewall Analyzer before 12.3 Build 123224 is vulnerable to XML External Entity (XXE) Injection.

Vulnerability class: XXE (XML External Entity)

Published 2019-05-02 · 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: 0.094 (95.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.094 · newest: 0.094 · change: 0.000

Affected products

Zohocorp Manageengine Firewall Analyzer — versions 7.2, 7.4, 7.6

Weakness classification (CWE)

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

References

www.manageengine.com/products/firewall/release-notes.html (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2019-11677?: CVE-2019-11677 is a critical-severity vulnerability in Zohocorp Manageengine Firewall Analyzer, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2019-05-02.
How severe is CVE-2019-11677?: Critical severity. CVSS v3 base score is 9.8 out of 10.