CVE-2026-11536

HIGHPre-NVD 8.58.5—
EchelonGraph scoreMEDIUM confidence

Score 8.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-30. A secondary CVSS source baseline 8.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.5EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.6%CVSS: 8.5Exploit: None knownExposed services: Not assessed

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

IBM WebSphere Application Server 9.0, and 8.5 is affected by a remote code execution vulnerability in the SOAP/JMX connector.

CVSS v3
8.5
EG Score
8.5HIGHmedium confidence
EG Risk
38
EG Risk 38/100CISA SSVC

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
Severity85% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at low or medium mission impact; Track* at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.6%
EPSS %ILE
45th
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

July 30, 2026

Last Modified

August 5, 2026

Advisory Details (1)

Auto-updated Jul 30, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM WebSphere Application Server is affected by a remote code execution vulnerability (CVE-2026-11536)

https://www.ibm.com/support/pages/node/7277544

Vendor Advisories for CVE-2026-11536(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 16× in last 7d / 78× 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 213 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-11536?
CVE-2026-11536 is a high vulnerability published on July 30, 2026. IBM WebSphere Application Server 9.0, and 8.5 is affected by a remote code execution vulnerability in the SOAP/JMX connector.
When was CVE-2026-11536 disclosed?
CVE-2026-11536 was first published on July 30, 2026, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11536 actively exploited?
CVE-2026-11536 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.6% probability of exploitation in the next 30 days (45th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-11536?
CVE-2026-11536 has a CVSS base score of 8.5 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-11536?
No fix for CVE-2026-11536 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-11536 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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