CVE-2026-9319

CRITICALPre-NVD 9.09.0—
EchelonGraph scoreMEDIUM confidence

Score 9.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-01. a secondary CVSS source baseline 9.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.0Exploit: None knownExposed: 0

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

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to potential remote code execution due to deserialization of untrusted data via JAX-WS endpoints with WS-Security.

CVSS v3
9.0
EG Score
9.0(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity90% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

June 1, 2026

Last Modified

July 22, 2026

Advisory Details (1)

Auto-updated Jun 2, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM WebSphere Application Server is affected by a remote code execution vulnerability (CVE-2026-9319)

https://www.ibm.com/support/pages/node/7274738

Vendor Advisories for CVE-2026-9319(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 12× in last 7d / 72× 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 210 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-9319?
CVE-2026-9319 is a critical vulnerability published on June 1, 2026. IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to potential remote code execution due to deserialization of untrusted data via JAX-WS endpoints with WS-Security.
When was CVE-2026-9319 disclosed?
CVE-2026-9319 was first published in the National Vulnerability Database on June 1, 2026, with the most recent update on July 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-9319 actively exploited?
CVE-2026-9319 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 62.7% of all scored CVEs.
What is the CVSS score of CVE-2026-9319?
CVE-2026-9319 has a CVSS v3 base score of 9.0 (NVD).
How do I remediate CVE-2026-9319?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-9319, 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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