CVE-2026-34408

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-05. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.1Exploit: None knownExposed: 0

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

An issue was discovered in Gambio 4.9.2.0 (patched in 2024-02 v1.0.0 for GX4 v4.0.0.0 to v4.9.2.0). The password reset function can be bypassed to set arbitrary passwords for arbitrary accounts if the ID is known.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
56(Track)
EG Risk 56/100SSVC: 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
Severity91% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
17%
KEV
Not listed

Published

May 5, 2026

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated Aug 1, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

Wichtiges Security Update 2024-02 v1.0 für GX4 v4.0.0.0 bis v4.9.2.0 | Gambio Forum - Die offizielle Gambio Community

https://www.gambio.de/forum/threads/wichtiges-security-update-2024-02-v1-0-fuer-gx4-v4-0-0-0-bis-v4-9-2-0.50896/
generic🟡 PoC Available

usd-2024-0002 - usd HeroLab

https://herolab.usd.de/security-advisories/usd-2024-0002/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 7× in last 7d / 32× 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 285 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-34408?
CVE-2026-34408 is a critical vulnerability published on May 5, 2026. An issue was discovered in Gambio 4.9.2.0 (patched in 2024-02 v1.0.0 for GX4 v4.0.0.0 to v4.9.2.0). The password reset function can be bypassed to set arbitrary passwords for arbitrary accounts if the ID is known.
When was CVE-2026-34408 disclosed?
CVE-2026-34408 was first published in the National Vulnerability Database on May 5, 2026, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-34408 actively exploited?
CVE-2026-34408 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 82.7% of all scored CVEs.
What is the CVSS score of CVE-2026-34408?
CVE-2026-34408 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-34408?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-34408, 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.

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