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Fencer Vulns
high 7.5

CVE-2020-21641 json

Out-of-Band XML External Entity (OOB-XXE) vulnerability in Zoho ManageEngine Analytics Plus before 4.3.5 allows remote attackers to read ar…

published 2022-08-15 4 y ago modified 2026-06-17 4 mo ago also EUVD-2020-14409

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.1%
EPSS 4.1% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Out-of-Band XML External Entity (OOB-XXE) vulnerability in Zoho ManageEngine Analytics Plus before 4.3.5 allows remote attackers to read arbitrary files, enumerate folders and scan internal ports via crafted XML license file.

Patch / fix

  • zohocorp manageengine_analytics_plus 4.3.5

Exploit prediction

4.14% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.