CVE-2026-18076

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 79% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

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

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

September 4, 2026

Last Modified

September 10, 2026

Advisory Details (1)

Auto-updated Sep 4, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in Debug Server

https://www.ibm.com/support/pages/node/7285844

Vendor Advisories for CVE-2026-18076(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 14× in last 7d / 46× 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. 2026-09-20 01:44 UTCEG score recompute
  2. 2026-09-20 01:44 UTCGHSA enrichment
  3. 2026-09-19 00:50 UTCEG score recompute
  4. 2026-09-19 00:50 UTCGHSA enrichment
  5. 2026-09-18 19:27 UTCEPSS rescore
  6. 2026-09-17 23:56 UTCEG score recompute
  7. 2026-09-17 23:56 UTCGHSA enrichment
  8. 2026-09-16 21:56 UTCEG score recompute
  9. 2026-09-16 21:56 UTCGHSA enrichment
  10. 2026-09-16 14:07 UTCEPSS rescore
  11. 2026-09-16 05:14 UTCEPSS rescore
  12. 2026-09-15 21:02 UTCEG score recompute
  13. 2026-09-15 21:02 UTCGHSA enrichment
  14. 2026-09-14 20:08 UTCGHSA enrichment
  15. 2026-09-13 19:14 UTCEG score recompute
  16. 2026-09-13 19:14 UTCGHSA enrichment
  17. 2026-09-13 16:46 UTCEPSS rescore
  18. 2026-09-12 18:20 UTCEG score recompute
  19. 2026-09-12 18:20 UTCGHSA enrichment
  20. 2026-09-12 15:00 UTCEPSS rescore
  21. 2026-09-11 17:26 UTCEG score recompute
  22. 2026-09-11 17:26 UTCGHSA enrichment
  23. 2026-09-11 14:52 UTCEPSS rescore
  24. 2026-09-11 09:36 UTCEPSS rescore
  25. 2026-09-10 16:25 UTCGHSA enrichment
Show 21 more
  1. 2026-09-10 15:27 UTCEG score recompute
  2. 2026-09-10 15:27 UTCGHSA enrichment
  3. 2026-09-10 09:34 UTCEPSS rescore
  4. 2026-09-09 23:22 UTCEG score recompute
  5. 2026-09-09 23:22 UTCGHSA enrichment
  6. 2026-09-08 22:00 UTCEPSS rescore
  7. 2026-09-08 19:57 UTCEG score recompute▲ 2.20
  8. 2026-09-08 19:57 UTCGHSA enrichment
  9. 2026-09-08 19:50 UTCNVD updateCVSS v3 → 6.5
  10. 2026-09-08 15:14 UTCGHSA enrichment
  11. 2026-09-07 20:11 UTCEG score recompute
  12. 2026-09-07 20:11 UTCGHSA enrichment
  13. 2026-09-07 16:01 UTCEPSS rescore
  14. 2026-09-06 19:17 UTCEG score recompute
  15. 2026-09-06 19:17 UTCGHSA enrichment
  16. 2026-09-06 13:47 UTCEPSS rescore
  17. 2026-09-05 18:22 UTCEG score recompute
  18. 2026-09-05 18:22 UTCGHSA enrichment
  19. 2026-09-04 17:28 UTCEG score recompute
  20. 2026-09-04 16:29 UTCEG score recompute
  21. 2026-09-04 16:29 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-18076?
CVE-2026-18076 is a medium vulnerability published on September 4, 2026. IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.
When was CVE-2026-18076 disclosed?
CVE-2026-18076 was first published in the National Vulnerability Database on September 4, 2026, with the most recent update on September 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18076 actively exploited?
CVE-2026-18076 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 78.6% of all scored CVEs.
What is the CVSS score of CVE-2026-18076?
CVE-2026-18076 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-18076?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18076, 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

Explore the affected products and dependency analysis for CVE-2026-18076

Explore →

Is Your Infrastructure Affected by CVE-2026-18076?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs