CVE-2026-15091

CRITICALPre-NVD 9.39.3—
EchelonGraph scoreMEDIUM confidence

Score 9.3 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-17. a secondary CVSS source baseline 9.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.3Exploit: None knownExposed: 0

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

IBM Engineering AI Hub 1.0.0, 1.1.0, and 1.2.0 could allow a remote attacker to execute arbitrary scripts due to improper neutralization of input during web page generation.

CVSS v3
9.3
EG Score
9.3(medium)
EG Risk
42(Track)
EG Risk 42/100SSVC: 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
Severity93% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
45%
KEV
Not listed

Published

July 17, 2026

Last Modified

July 24, 2026

Advisory Details (1)

Auto-updated Sep 3, 2026
No patch confirmed yet.
generic

Security Bulletin: Multiple Vulnerabilities in IBM Engineering AI hub.

https://www.ibm.com/support/pages/node/7279964

Vendor Advisories for CVE-2026-15091(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 15× in last 7d / 144× 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 301 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-15091?
CVE-2026-15091 is a critical vulnerability published on July 17, 2026. IBM Engineering AI Hub 1.0.0, 1.1.0, and 1.2.0 could allow a remote attacker to execute arbitrary scripts due to improper neutralization of input during web page generation.
When was CVE-2026-15091 disclosed?
CVE-2026-15091 was first published in the National Vulnerability Database on July 17, 2026, with the most recent update on July 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-15091 actively exploited?
CVE-2026-15091 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 54.8% of all scored CVEs.
What is the CVSS score of CVE-2026-15091?
CVE-2026-15091 has a CVSS v3 base score of 9.3 (NVD).
How do I remediate CVE-2026-15091?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15091, 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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