CVE-2026-16868

HIGHNVD 7.58.1▲
EchelonGraph scoreHIGH confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-08-13. NVD baseline CVSS 7.5; sources differ by 0.6.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: 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 attacker to cause a denial of service due to the use of uninitialized memory during ASN.1 length processing.

CVSS v3
7.5
EG Score
8.1(high)
EG Risk
37(Track)
EG Risk 37/100SSVC: 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
Severity81% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
29%
KEV
Not listed

Published

August 13, 2026

Last Modified

August 17, 2026

Advisory Details (1)

Auto-updated Aug 13, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in NetServer

https://www.ibm.com/support/pages/node/7283573

Vendor Advisories for CVE-2026-16868(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 36× in last 7d / 39× 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. 2026-08-21 06:05 UTCEG score recompute
  2. 2026-08-21 06:05 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 18:12 UTCGHSA enrichment
  5. 2026-08-20 06:20 UTCGHSA enrichment
  6. 2026-08-19 18:27 UTCEG score recompute
  7. 2026-08-19 18:27 UTCGHSA enrichment
  8. 2026-08-19 17:03 UTCEPSS rescore
  9. 2026-08-19 05:06 UTCGHSA enrichment
  10. 2026-08-18 17:05 UTCEG score recompute
  11. 2026-08-18 17:04 UTCGHSA enrichment
  12. 2026-08-18 13:48 UTCEPSS rescore
  13. 2026-08-18 04:57 UTCGHSA enrichment
  14. 2026-08-17 17:05 UTCEG score recompute
  15. 2026-08-17 17:05 UTCGHSA enrichment
  16. 2026-08-17 17:03 UTCNVD updateCVSS v3 → 7.5
  17. 2026-08-17 16:48 UTCEG score recompute
  18. 2026-08-17 16:48 UTCGHSA enrichment
  19. 2026-08-17 13:47 UTCEPSS rescore
  20. 2026-08-17 04:56 UTCGHSA enrichment
  21. 2026-08-16 17:04 UTCEG score recompute
  22. 2026-08-16 17:04 UTCGHSA enrichment
  23. 2026-08-16 14:56 UTCEPSS rescore
  24. 2026-08-16 05:11 UTCEG score recompute
  25. 2026-08-16 05:11 UTCGHSA enrichment
Show 14 more
  1. 2026-08-16 02:14 UTCEPSS rescore
  2. 2026-08-15 17:19 UTCGHSA enrichment
  3. 2026-08-15 05:27 UTCEG score recompute
  4. 2026-08-15 05:27 UTCGHSA enrichment
  5. 2026-08-15 01:30 UTCEPSS rescore
  6. 2026-08-14 17:34 UTCEG score recompute
  7. 2026-08-14 17:34 UTCGHSA enrichment
  8. 2026-08-14 17:07 UTCEG score recompute
  9. 2026-08-14 17:07 UTCGHSA enrichment
  10. 2026-08-14 08:34 UTCEG score recompute
  11. 2026-08-14 08:34 UTCGHSA enrichment
  12. 2026-08-13 20:20 UTCEG score recompute
  13. 2026-08-13 20:02 UTCEG score recompute
  14. 2026-08-13 20:01 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-16868?
CVE-2026-16868 is a high vulnerability published on August 13, 2026. IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to the use of uninitialized memory during ASN.1 length processing.
When was CVE-2026-16868 disclosed?
CVE-2026-16868 was first published in the National Vulnerability Database on August 13, 2026, with the most recent update on August 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-16868 actively exploited?
CVE-2026-16868 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 71.4% of all scored CVEs.
What is the CVSS score of CVE-2026-16868?
CVE-2026-16868 has a CVSS v3 base score of 7.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.1.
How do I remediate CVE-2026-16868?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16868, 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-2026-16868

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