CVE-2024-40683

MEDIUMPre-NVD 6.36.3—
EchelonGraph scoreHIGH confidence

Score 6.3 from GitHub Security Advisory published 2026-07-30. a secondary CVSS source baseline 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.3Exploit: None knownExposed: 0

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

IBM Operations Analytics - Log Analysis 1.3.5.0, 1.3.5.1, 1.3.5.2, 1.3.5.3, 1.3.6.0, 1.3.6.1, 1.3.7.0, 1.3.7.1, 1.3.7.2, and 1.3.8.0, 1.3.8.1, 1.3.8.2, 1.3.8.3, 1.3.8.4 does not invalidate session after a password chance which could allow an authenticated user to impersonate another user on the system.

CVSS v3
6.3
EG Score
6.3(high)
EG Risk
28(Track)
EG Risk 28/100SSVC: 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
Severity63% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
5%
KEV
Not listed

Published

July 30, 2026

Last Modified

August 12, 2026

Advisory Details (1)

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

Security Bulletin: IBM Operations Analytics - Log Analysis is affected by a TOCTOU weakness allowing active sessions to persist beyond a password change

https://www.ibm.com/support/pages/node/7279877

Vendor Advisories for CVE-2024-40683(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 / 70× 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. 2026-08-21 03:33 UTCEG score recompute
  2. 2026-08-21 03:33 UTCGHSA enrichment
  3. 2026-08-20 22:54 UTCEPSS rescore
  4. 2026-08-20 05:17 UTCEG score recompute
  5. 2026-08-20 05:17 UTCGHSA enrichment
  6. 2026-08-19 17:02 UTCEPSS rescore
  7. 2026-08-19 06:59 UTCEG score recompute
  8. 2026-08-19 06:59 UTCGHSA enrichment
  9. 2026-08-18 13:46 UTCEPSS rescore
  10. 2026-08-18 08:42 UTCEG score recompute
  11. 2026-08-18 08:42 UTCGHSA enrichment
  12. 2026-08-17 13:45 UTCEPSS rescore
  13. 2026-08-17 10:22 UTCEG score recompute
  14. 2026-08-17 10:22 UTCGHSA enrichment
  15. 2026-08-16 14:54 UTCEPSS rescore
  16. 2026-08-16 12:05 UTCEG score recompute
  17. 2026-08-16 12:05 UTCGHSA enrichment
  18. 2026-08-16 02:13 UTCEPSS rescore
  19. 2026-08-15 13:49 UTCEG score recompute
  20. 2026-08-15 13:49 UTCGHSA enrichment
  21. 2026-08-15 01:28 UTCEPSS rescore
  22. 2026-08-14 15:32 UTCEG score recompute
  23. 2026-08-14 15:32 UTCGHSA enrichment
  24. 2026-08-13 21:59 UTCEPSS rescore
  25. 2026-08-13 17:15 UTCGHSA enrichment
Show 45 more
  1. 2026-08-12 18:58 UTCEG score recompute
  2. 2026-08-12 18:58 UTCGHSA enrichment
  3. 2026-08-12 13:49 UTCEPSS rescore
  4. 2026-08-11 22:47 UTCEG score recompute
  5. 2026-08-11 22:47 UTCGHSA enrichment
  6. 2026-08-11 13:40 UTCEPSS rescore
  7. 2026-08-11 00:26 UTCEG score recompute
  8. 2026-08-11 00:26 UTCGHSA enrichment
  9. 2026-08-10 23:58 UTCEPSS rescore
  10. 2026-08-10 02:10 UTCEG score recompute
  11. 2026-08-10 02:10 UTCGHSA enrichment
  12. 2026-08-09 13:45 UTCEPSS rescore
  13. 2026-08-09 03:53 UTCEG score recompute
  14. 2026-08-09 03:53 UTCGHSA enrichment
  15. 2026-08-08 16:35 UTCEPSS rescore
  16. 2026-08-08 05:37 UTCEG score recompute
  17. 2026-08-08 05:37 UTCGHSA enrichment
  18. 2026-08-07 16:25 UTCEPSS rescore
  19. 2026-08-07 07:20 UTCEG score recompute
  20. 2026-08-07 07:20 UTCGHSA enrichment
  21. 2026-08-06 13:45 UTCEPSS rescore
  22. 2026-08-06 09:03 UTCEG score recompute
  23. 2026-08-06 09:03 UTCGHSA enrichment
  24. 2026-08-05 19:16 UTCEPSS rescore
  25. 2026-08-05 10:46 UTCEG score recompute
  26. 2026-08-05 10:46 UTCGHSA enrichment
  27. 2026-08-04 15:08 UTCEPSS rescore
  28. 2026-08-04 12:27 UTCEG score recompute
  29. 2026-08-04 12:27 UTCGHSA enrichment
  30. 2026-08-04 10:36 UTCEPSS rescore
  31. 2026-08-03 13:45 UTCEG score recompute
  32. 2026-08-03 13:45 UTCGHSA enrichment
  33. 2026-08-03 10:34 UTCEPSS rescore
  34. 2026-08-02 15:25 UTCEG score recompute
  35. 2026-08-02 15:25 UTCGHSA enrichment
  36. 2026-08-02 02:25 UTCEPSS rescore
  37. 2026-08-01 17:08 UTCEG score recompute
  38. 2026-08-01 17:08 UTCGHSA enrichment
  39. 2026-08-01 04:14 UTCEPSS rescore
  40. 2026-07-31 18:51 UTCEG score recompute
  41. 2026-07-31 18:51 UTCGHSA enrichment
  42. 2026-07-30 19:36 UTCEG score recompute
  43. 2026-07-30 19:30 UTCEG score recompute
  44. 2026-07-30 18:27 UTCEG score recompute
  45. 2026-07-30 18:25 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2024-40683?
CVE-2024-40683 is a medium vulnerability published on July 30, 2026. IBM Operations Analytics - Log Analysis 1.3.5.0, 1.3.5.1, 1.3.5.2, 1.3.5.3, 1.3.6.0, 1.3.6.1, 1.3.7.0, 1.3.7.1, 1.3.7.2, and 1.3.8.0, 1.3.8.1, 1.3.8.2, 1.3.8.3, 1.3.8.4 does not invalidate session after a password chance which could allow an authenticated user to impersonate another user on the…
When was CVE-2024-40683 disclosed?
CVE-2024-40683 was first published in the National Vulnerability Database on July 30, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-40683 actively exploited?
CVE-2024-40683 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 94.9% of all scored CVEs.
What is the CVSS score of CVE-2024-40683?
CVE-2024-40683 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2024-40683?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-40683, 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-2024-40683

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