CVE-2026-44091

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM 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(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
30%
KEV
Not listed

Published

July 30, 2026

Last Modified

July 31, 2026

Advisory Details (1)

Auto-updated Sep 16, 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 41× in last 7d / 170× 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 356 total refreshes for this CVE.

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

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 70.0% 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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