CVE-2026-3158

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-07-28. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

IBM Sterling B2B Integrator 6.2.0.0 through 6.2.0.5_2, 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 and IBM Sterling File Gateway 6.2.0.0 through 6.2.0.5_2, 6.2.1.0 through 6.2.1.1_2, and 6.2.2.0 through 6.2.2.0_1 is vulnerable to an information disclosure due to sensitive information being included in the source code comments of a dashboard component.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

July 28, 2026

Last Modified

August 3, 2026

Advisory Details (1)

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

Security Bulletin: Security Vulnerability in IBM Sterling B2B Integrator and IBM Sterling File Gateway due to information disclosure (CVE-2026-3158)

https://www.ibm.com/support/pages/node/7280661

Vendor Advisories for CVE-2026-3158(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 17× 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.

  1. 2026-08-25 13:49 UTCEPSS rescore
  2. 2026-08-25 09:37 UTCEG score recompute
  3. 2026-08-25 09:37 UTCGHSA enrichment
  4. 2026-08-24 08:43 UTCGHSA enrichment
  5. 2026-08-23 07:21 UTCEG score recompute
  6. 2026-08-23 07:21 UTCGHSA enrichment
  7. 2026-08-23 00:19 UTCEPSS rescore
  8. 2026-08-22 06:28 UTCEG score recompute
  9. 2026-08-22 06:28 UTCGHSA enrichment
  10. 2026-08-21 23:49 UTCEPSS rescore
  11. 2026-08-21 05:35 UTCEG score recompute
  12. 2026-08-21 05:35 UTCGHSA enrichment
  13. 2026-08-20 22:55 UTCEPSS rescore
  14. 2026-08-20 04:42 UTCEG score recompute
  15. 2026-08-20 04:42 UTCGHSA enrichment
  16. 2026-08-19 17:03 UTCEPSS rescore
  17. 2026-08-19 03:49 UTCGHSA enrichment
  18. 2026-08-18 02:56 UTCEG score recompute
  19. 2026-08-18 02:56 UTCGHSA enrichment
  20. 2026-08-17 13:47 UTCEPSS rescore
  21. 2026-08-17 02:03 UTCEG score recompute
  22. 2026-08-17 02:03 UTCGHSA enrichment
  23. 2026-08-16 14:56 UTCEPSS rescore
  24. 2026-08-16 02:14 UTCEPSS rescore
  25. 2026-08-16 01:10 UTCEG score recompute
Show 53 more
  1. 2026-08-16 01:10 UTCGHSA enrichment
  2. 2026-08-15 01:30 UTCEPSS rescore
  3. 2026-08-15 00:17 UTCGHSA enrichment
  4. 2026-08-13 23:24 UTCEG score recompute
  5. 2026-08-13 23:24 UTCGHSA enrichment
  6. 2026-08-13 22:00 UTCEPSS rescore
  7. 2026-08-12 22:31 UTCEG score recompute
  8. 2026-08-12 22:31 UTCGHSA enrichment
  9. 2026-08-12 13:51 UTCEPSS rescore
  10. 2026-08-11 21:38 UTCEG score recompute
  11. 2026-08-11 21:38 UTCGHSA enrichment
  12. 2026-08-11 13:43 UTCEPSS rescore
  13. 2026-08-11 00:00 UTCEPSS rescore
  14. 2026-08-10 20:45 UTCGHSA enrichment
  15. 2026-08-09 19:52 UTCEG score recompute
  16. 2026-08-09 19:52 UTCGHSA enrichment
  17. 2026-08-09 13:46 UTCEPSS rescore
  18. 2026-08-08 18:59 UTCEG score recompute
  19. 2026-08-08 18:59 UTCGHSA enrichment
  20. 2026-08-08 16:37 UTCEPSS rescore
  21. 2026-08-07 18:06 UTCEG score recompute
  22. 2026-08-07 18:06 UTCGHSA enrichment
  23. 2026-08-06 17:13 UTCEG score recompute
  24. 2026-08-06 17:13 UTCGHSA enrichment
  25. 2026-08-06 13:46 UTCEPSS rescore
  26. 2026-08-05 19:17 UTCEPSS rescore
  27. 2026-08-05 16:20 UTCGHSA enrichment
  28. 2026-08-04 15:27 UTCEG score recompute
  29. 2026-08-04 15:27 UTCGHSA enrichment
  30. 2026-08-04 15:10 UTCEPSS rescore
  31. 2026-08-04 10:38 UTCEPSS rescore
  32. 2026-08-03 14:34 UTCEG score recompute
  33. 2026-08-03 14:34 UTCGHSA enrichment
  34. 2026-08-03 10:36 UTCEPSS rescore
  35. 2026-08-02 18:22 UTCEG score recompute
  36. 2026-08-02 18:22 UTCGHSA enrichment
  37. 2026-08-02 02:27 UTCEPSS rescore
  38. 2026-08-01 17:29 UTCEG score recompute
  39. 2026-08-01 17:29 UTCGHSA enrichment
  40. 2026-08-01 04:16 UTCEPSS rescore
  41. 2026-07-31 16:36 UTCEG score recompute
  42. 2026-07-31 16:36 UTCGHSA enrichment
  43. 2026-07-30 16:28 UTCEPSS rescore
  44. 2026-07-30 15:42 UTCEG score recompute
  45. 2026-07-30 15:42 UTCGHSA enrichment
  46. 2026-07-30 01:30 UTCEPSS rescore
  47. 2026-07-29 14:20 UTCEG score recompute
  48. 2026-07-29 14:20 UTCGHSA enrichment
  49. 2026-07-29 13:59 UTCEG score recompute
  50. 2026-07-29 13:59 UTCGHSA enrichment
  51. 2026-07-28 20:26 UTCEG score recompute
  52. 2026-07-28 20:05 UTCEG score recompute
  53. 2026-07-28 20:02 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-3158?
CVE-2026-3158 is a medium vulnerability published on July 28, 2026. IBM Sterling B2B Integrator 6.2.0.0 through 6.2.0.52, 6.2.1.0 through 6.2.1.12, and 6.2.2.0 through 6.2.2.01 and IBM Sterling File Gateway 6.2.0.0 through 6.2.0.52, 6.2.1.0 through 6.2.1.12, and 6.2.2.0 through 6.2.2.01 is vulnerable to an information disclosure due to sensitive information being…
When was CVE-2026-3158 disclosed?
CVE-2026-3158 was first published in the National Vulnerability Database on July 28, 2026, with the most recent update on August 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-3158 actively exploited?
CVE-2026-3158 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 92.4% of all scored CVEs.
What is the CVSS score of CVE-2026-3158?
CVE-2026-3158 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-3158?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-3158, 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

Explore the affected products and dependency analysis for CVE-2026-3158

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