CVE-2026-17268

MEDIUMPre-NVD 6.86.8—
EchelonGraph scoreMEDIUM confidence

Score 6.8 from GitHub Security Advisory published 2026-08-12. a secondary CVSS source baseline 6.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.8Exploit: None knownExposed: 0

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

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of a session token.

CVSS v3
6.8
EG Score
6.8(medium)
EG Risk
31(Track)
EG Risk 31/100SSVC: 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
Severity68% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
11%
KEV
Not listed

Published

August 12, 2026

Last Modified

August 13, 2026

Advisory Details (1)

Auto-updated Aug 12, 2026
No patch confirmed yet.
generic

Security Bulletin: IBM i is Affected By Multiple Vulnerabilities in Navigator for i

https://www.ibm.com/support/pages/node/7283292

Vendor Advisories for CVE-2026-17268(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 19× in last 7d / 79× 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 107 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-17268?
CVE-2026-17268 is a medium vulnerability published on August 12, 2026. IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper validation of a session token.
When was CVE-2026-17268 disclosed?
CVE-2026-17268 was first published in the National Vulnerability Database on August 12, 2026, with the most recent update on August 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-17268 actively exploited?
CVE-2026-17268 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 88.6% of all scored CVEs.
What is the CVSS score of CVE-2026-17268?
CVE-2026-17268 has a CVSS v3 base score of 6.8 (NVD).
How do I remediate CVE-2026-17268?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-17268, 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-2026-17268

Explore →

Is Your Infrastructure Affected by CVE-2026-17268?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs