CVE-2026-6900

HIGHPre-NVD 7.47.4—
EchelonGraph scoreMEDIUM confidence

Score 7.4 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-06. a secondary CVSS source baseline 7.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.4EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.4Exploit: None knownExposed: 0

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

Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL.

This issue affects APROL: before R 4.4-01P5.

CVSS v3
7.4
EG Score
7.4(medium)
EG Risk
33(Track)
EG Risk 33/100SSVC: 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
Severity74% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
13%
KEV
Not listed

Published

July 6, 2026

Last Modified

July 6, 2026

References (1)

Vendor Advisories for CVE-2026-6900(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 10× in last 7d / 78× 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 192 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-6900?
CVE-2026-6900 is a high vulnerability published on July 6, 2026. Improper certificate validation vulnerability in B&R Industrial Automation GmbH APROL. This issue affects APROL: before R 4.4-01P5.
When was CVE-2026-6900 disclosed?
CVE-2026-6900 was first published in the National Vulnerability Database on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6900 actively exploited?
CVE-2026-6900 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 87.2% of all scored CVEs.
What is the CVSS score of CVE-2026-6900?
CVE-2026-6900 has a CVSS v3 base score of 7.4 (NVD).
How do I remediate CVE-2026-6900?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6900, 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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