CVE-2026-10109

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-30. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
56%
KEV
Not listed

Published

June 30, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Aug 29, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM® Db2® is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling (CVE-2026-10109)

https://www.ibm.com/support/pages/node/7277424

Vendor Advisories for CVE-2026-10109(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 / 177× 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 360 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-10109?
CVE-2026-10109 is a critical vulnerability published on June 30, 2026. IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.4 is vulnerable to remote code execution due to improper pre-auth DRDA handshake handling.
When was CVE-2026-10109 disclosed?
CVE-2026-10109 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-10109 actively exploited?
CVE-2026-10109 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 44.0% of all scored CVEs.
What is the CVSS score of CVE-2026-10109?
CVE-2026-10109 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-10109?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-10109, 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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