CVE-2026-6516

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-23. a secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
10.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 5%CVSS: 10.0Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Zohocorp ManageEngine ADAudit Plus versions before 8606 are affected by Unauthenticated Remote code execution due to the vulnerable agent API.

CVSS v3
10.0
EG Score
10.0(high)
EG Risk
62(Track)
EG Risk 62/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity100% × 45%
Exploitation5% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
5%
EPSS %ILE
91%
KEV
Not listed

Published

July 23, 2026

Last Modified

July 24, 2026

Advisory Details (1)

Auto-updated Jul 24, 2026
No patch confirmed yet.
generic

Unauthenticated Remote Code Execution Vulnerability (CVE-2026-6516) fixed in build 8606 | ManageEngine ADAudit Plus

https://www.manageengine.com/products/active-directory-audit/cve-2026-6516.html

Vendor Advisories for CVE-2026-6516(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 40× in last 7d / 40× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-30 05:58 UTCGHSA enrichment
  2. 2026-07-30 02:00 UTCEG score recompute
  3. 2026-07-30 02:00 UTCGHSA enrichment
  4. 2026-07-30 01:30 UTCEPSS rescore
  5. 2026-07-29 22:01 UTCGHSA enrichment
  6. 2026-07-29 18:02 UTCGHSA enrichment
  7. 2026-07-29 14:04 UTCGHSA enrichment
  8. 2026-07-29 10:06 UTCGHSA enrichment
  9. 2026-07-29 06:08 UTCGHSA enrichment
  10. 2026-07-29 02:10 UTCGHSA enrichment
  11. 2026-07-28 22:11 UTCGHSA enrichment
  12. 2026-07-28 17:39 UTCEG score recompute
  13. 2026-07-28 17:39 UTCGHSA enrichment
  14. 2026-07-28 15:37 UTCEPSS rescore
  15. 2026-07-28 13:39 UTCGHSA enrichment
  16. 2026-07-28 09:38 UTCGHSA enrichment
  17. 2026-07-28 05:39 UTCGHSA enrichment
  18. 2026-07-28 01:39 UTCGHSA enrichment
  19. 2026-07-27 21:41 UTCGHSA enrichment
  20. 2026-07-27 17:30 UTCGHSA enrichment
  21. 2026-07-27 13:32 UTCGHSA enrichment
  22. 2026-07-27 09:34 UTCGHSA enrichment
  23. 2026-07-27 05:36 UTCGHSA enrichment
  24. 2026-07-27 01:37 UTCGHSA enrichment
  25. 2026-07-26 21:38 UTCGHSA enrichment
Show 15 more
  1. 2026-07-26 17:39 UTCEG score recompute
  2. 2026-07-26 17:39 UTCGHSA enrichment
  3. 2026-07-26 14:54 UTCEPSS rescore
  4. 2026-07-26 14:54 UTCEPSS rescore
  5. 2026-07-26 13:42 UTCEG score recompute
  6. 2026-07-26 13:42 UTCGHSA enrichment
  7. 2026-07-26 09:44 UTCGHSA enrichment
  8. 2026-07-26 03:07 UTCEG score recompute
  9. 2026-07-26 03:07 UTCGHSA enrichment
  10. 2026-07-25 14:18 UTCEPSS rescore
  11. 2026-07-25 14:18 UTCEPSS rescore
  12. 2026-07-24 14:18 UTCEPSS rescore
  13. 2026-07-24 14:18 UTCEPSS rescore
  14. 2026-07-23 17:53 UTCEG score recompute
  15. 2026-07-23 17:51 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-6516?
CVE-2026-6516 is a critical vulnerability published on July 23, 2026. Zohocorp ManageEngine ADAudit Plus versions before 8606 are affected by Unauthenticated Remote code execution due to the vulnerable agent API.
When was CVE-2026-6516 disclosed?
CVE-2026-6516 was first published in the National Vulnerability Database on July 23, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6516 actively exploited?
CVE-2026-6516 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5% probability of exploitation in the next 30 days, which ranks it in the top 9.1% of all scored CVEs.
What is the CVSS score of CVE-2026-6516?
CVE-2026-6516 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2026-6516?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6516, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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