CVE-2026-44091

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreHIGH confidence

Score 9.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-30. a secondary CVSS source baseline 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
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 unauthenticated remote attacker can post a malicious ID to the MQTT Broker results in the creation of a new configuration entry in the system configuration. This may lead to integrity and availability loss.

CVSS v3
9.1
EG Score
9.1(high)
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
29%
KEV
Not listed

Published

July 30, 2026

Last Modified

July 31, 2026

Advisory Details (1)

Auto-updated Aug 1, 2026
No patch confirmed yet.
generic

Phoenix Contact: Multiple vulnerabilities in the firmware of CHARX SEC3xxx charging controllers

https://www.certvde.com/en/advisories/VDE-2026-008/

Vendor Advisories for CVE-2026-44091(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 58× in last 7d / 231× 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 231 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-44091?
CVE-2026-44091 is a critical vulnerability published on July 30, 2026. An unauthenticated remote attacker can post a malicious ID to the MQTT Broker results in the creation of a new configuration entry in the system configuration. This may lead to integrity and availability loss.
When was CVE-2026-44091 disclosed?
CVE-2026-44091 was first published in the National Vulnerability Database on July 30, 2026, with the most recent update on July 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-44091 actively exploited?
CVE-2026-44091 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 71.1% of all scored CVEs.
What is the CVSS score of CVE-2026-44091?
CVE-2026-44091 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2026-44091?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-44091, 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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