CVE-2026-15057

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-28. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
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 WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is vulnerable to a denial of service due to uncontrolled heap allocation.

CVSS v3
7.5
EG Score
7.5(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
Severity75% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

July 28, 2026

Last Modified

August 5, 2026

Advisory Details (1)

Auto-updated Jul 28, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a denial of service vulnerability (CVE-2026-15057)

https://www.ibm.com/support/pages/node/7280126

Vendor Advisories for CVE-2026-15057(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 23× in last 7d / 111× 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 128 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-15057?
CVE-2026-15057 is a high vulnerability published on July 28, 2026. IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 is vulnerable to a denial of service due to uncontrolled heap allocation.
When was CVE-2026-15057 disclosed?
CVE-2026-15057 was first published in the National Vulnerability Database on July 28, 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-2026-15057 actively exploited?
CVE-2026-15057 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 82.2% of all scored CVEs.
What is the CVSS score of CVE-2026-15057?
CVE-2026-15057 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-15057?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-15057, 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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