CVE-2026-16868

HIGHNVD 7.58.1▲
EchelonGraph scoreMEDIUM 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 — 3 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(medium)
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 24× in last 7d / 107× 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.

Showing the most recent 100 of 144 total refreshes for this CVE.

  1. 2026-09-19 12:33 UTCGHSA enrichment
  2. 2026-09-19 00:41 UTCEG score recompute
  3. 2026-09-19 00:41 UTCGHSA enrichment
  4. 2026-09-18 19:27 UTCEPSS rescore
  5. 2026-09-18 12:48 UTCGHSA enrichment
  6. 2026-09-18 00:24 UTCEG score recompute
  7. 2026-09-18 00:24 UTCGHSA enrichment
  8. 2026-09-17 11:59 UTCGHSA enrichment
  9. 2026-09-16 23:57 UTCEG score recompute
  10. 2026-09-16 23:57 UTCGHSA enrichment
  11. 2026-09-16 14:07 UTCEPSS rescore
  12. 2026-09-16 07:25 UTCEG score recompute
  13. 2026-09-16 07:25 UTCGHSA enrichment
  14. 2026-09-16 05:14 UTCEPSS rescore
  15. 2026-09-15 19:31 UTCGHSA enrichment
  16. 2026-09-15 06:02 UTCEG score recompute
  17. 2026-09-15 06:01 UTCGHSA enrichment
  18. 2026-09-14 16:57 UTCGHSA enrichment
  19. 2026-09-14 05:04 UTCGHSA enrichment
  20. 2026-09-13 17:12 UTCEG score recompute
  21. 2026-09-13 17:12 UTCGHSA enrichment
  22. 2026-09-13 16:46 UTCEPSS rescore
  23. 2026-09-13 05:19 UTCEG score recompute
  24. 2026-09-13 05:19 UTCGHSA enrichment
  25. 2026-09-12 17:27 UTCEG score recompute
Show 75 more
  1. 2026-09-12 17:27 UTCGHSA enrichment
  2. 2026-09-12 15:00 UTCEPSS rescore
  3. 2026-09-12 05:34 UTCGHSA enrichment
  4. 2026-09-11 17:42 UTCEG score recompute
  5. 2026-09-11 17:42 UTCGHSA enrichment
  6. 2026-09-11 14:52 UTCEPSS rescore
  7. 2026-09-11 09:36 UTCEPSS rescore
  8. 2026-09-11 05:22 UTCGHSA enrichment
  9. 2026-09-10 17:28 UTCEG score recompute
  10. 2026-09-10 17:28 UTCGHSA enrichment
  11. 2026-09-10 09:34 UTCEPSS rescore
  12. 2026-09-10 05:35 UTCGHSA enrichment
  13. 2026-09-09 17:42 UTCGHSA enrichment
  14. 2026-09-09 04:53 UTCEG score recompute
  15. 2026-09-09 04:53 UTCGHSA enrichment
  16. 2026-09-08 22:00 UTCEPSS rescore
  17. 2026-09-08 06:16 UTCGHSA enrichment
  18. 2026-09-07 17:34 UTCEG score recompute
  19. 2026-09-07 17:34 UTCGHSA enrichment
  20. 2026-09-07 16:01 UTCEPSS rescore
  21. 2026-09-07 05:42 UTCGHSA enrichment
  22. 2026-09-06 14:03 UTCEG score recompute
  23. 2026-09-06 14:03 UTCGHSA enrichment
  24. 2026-09-06 13:47 UTCEPSS rescore
  25. 2026-09-06 02:11 UTCEG score recompute
  26. 2026-09-06 02:11 UTCGHSA enrichment
  27. 2026-09-05 14:19 UTCGHSA enrichment
  28. 2026-09-05 02:02 UTCGHSA enrichment
  29. 2026-09-04 14:09 UTCEG score recompute
  30. 2026-09-04 14:09 UTCGHSA enrichment
  31. 2026-09-04 05:06 UTCEPSS rescore
  32. 2026-09-04 02:12 UTCGHSA enrichment
  33. 2026-09-03 14:20 UTCGHSA enrichment
  34. 2026-09-03 01:01 UTCEG score recompute
  35. 2026-09-03 01:01 UTCGHSA enrichment
  36. 2026-09-02 14:11 UTCEPSS rescore
  37. 2026-09-02 13:05 UTCGHSA enrichment
  38. 2026-09-01 23:10 UTCEG score recompute
  39. 2026-09-01 23:10 UTCGHSA enrichment
  40. 2026-09-01 13:53 UTCEPSS rescore
  41. 2026-09-01 11:17 UTCEG score recompute
  42. 2026-09-01 11:17 UTCGHSA enrichment
  43. 2026-09-01 04:39 UTCEPSS rescore
  44. 2026-08-31 21:31 UTCGHSA enrichment
  45. 2026-08-31 08:03 UTCGHSA enrichment
  46. 2026-08-30 20:10 UTCEG score recompute
  47. 2026-08-30 20:10 UTCGHSA enrichment
  48. 2026-08-30 19:17 UTCEPSS rescore
  49. 2026-08-30 08:16 UTCEG score recompute
  50. 2026-08-30 08:16 UTCGHSA enrichment
  51. 2026-08-30 01:22 UTCEPSS rescore
  52. 2026-08-29 20:23 UTCGHSA enrichment
  53. 2026-08-29 07:12 UTCEG score recompute
  54. 2026-08-29 07:12 UTCGHSA enrichment
  55. 2026-08-28 21:41 UTCEPSS rescore
  56. 2026-08-28 08:22 UTCGHSA enrichment
  57. 2026-08-27 19:32 UTCEG score recompute
  58. 2026-08-27 19:32 UTCGHSA enrichment
  59. 2026-08-27 14:25 UTCEPSS rescore
  60. 2026-08-27 07:17 UTCGHSA enrichment
  61. 2026-08-26 18:43 UTCEG score recompute
  62. 2026-08-26 18:43 UTCGHSA enrichment
  63. 2026-08-26 14:46 UTCEPSS rescore
  64. 2026-08-26 05:12 UTCGHSA enrichment
  65. 2026-08-25 17:12 UTCEG score recompute
  66. 2026-08-25 17:12 UTCGHSA enrichment
  67. 2026-08-25 13:48 UTCEPSS rescore
  68. 2026-08-25 05:06 UTCGHSA enrichment
  69. 2026-08-24 17:14 UTCEG score recompute
  70. 2026-08-24 17:14 UTCGHSA enrichment
  71. 2026-08-24 05:20 UTCGHSA enrichment
  72. 2026-08-23 17:28 UTCGHSA enrichment
  73. 2026-08-23 05:35 UTCEG score recompute
  74. 2026-08-23 05:35 UTCGHSA enrichment
  75. 2026-08-23 00:19 UTCEPSS rescore

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 71.0% 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

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