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No exploitation reportedAwaiting NVD analysis

CVE-2026-16900

Authentication Bypass

No exploitation reported by the sources we read.

  • Published2026-11-03
  • WeaknessCWE-284

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Zohocorp ManageEngine Log360 and EventLog Analyzer versions 13071 and below are vulnerable to an authentication bypass in local collector registration, allowing unauthenticated actor to register a local collector by sending a specially crafted registration request.

Timeline

dates in UTC
  1. 2026-11-0307:39CVE publishedCNA

Observed activity

isMalicious corpus · updated 2026-11-03 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-16900?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-16900?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Products declared by the CNA

As Zohocorp, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Zohocorp Log360other versions: not affected
    Affected
    • < 13071fixed in 13071custom
  • Zohocorp EventLog Analyzerother versions: not affected
    Affected
    • < 13071fixed in 13071custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-03

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-16900 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVE recordread 2026-11-03
  • CNACVSS 3.17.52026-11-03
  • CNAweakness (CWE)CWE-2842026-11-03

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2026-11-03
Last Modified
2026-11-03
NVD status
Received

Frequently asked questions

What is CVE-2026-16900?

Zohocorp ManageEngine Log360 and EventLog Analyzer versions 13071 and below are vulnerable to an authentication bypass in local collector registration, allowing unauthenticated actor to register a local collector by sending a specially crafted registration request.

Is CVE-2026-16900 actively exploited?

Active exploitation of CVE-2026-16900 has not been confirmed.

What is the CVSS score for CVE-2026-16900?

CVE-2026-16900 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record