CVE-2026-54799

MEDIUMPre-NVD 6.76.7—
EchelonGraph scoreMEDIUM confidence

Score 6.7 from GitHub Security Advisory (severity: HIGH) published 2026-07-09. a secondary CVSS source baseline 6.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.7Exploit: None knownExposed: 0

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

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application contains a vulnerability in its firmware update mechanism's signature validation process. This could allow an attacker to install malicious firmware, leading to persistent code execution and system compromise.

CVSS v3
6.7
EG Score
6.7(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: 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
Severity67% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
8%
KEV
Not listed

Published

July 9, 2026

Last Modified

July 9, 2026

Advisory Details (1)

Auto-updated Jul 9, 2026
No patch confirmed yet.
generic

SSA-229470

https://cert-portal.siemens.com/productcert/html/ssa-229470.html

Vendor Advisories for CVE-2026-54799(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 19× in last 7d / 77× 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 110 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-54799?
CVE-2026-54799 is a medium vulnerability published on July 9, 2026. A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V26.20), SICORE Base system (All versions < V26.20.0). The affected application contains a vulnerability in its firmware update mechanism's signature validation process. This could allow an attacker to…
When was CVE-2026-54799 disclosed?
CVE-2026-54799 was first published in the National Vulnerability Database on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-54799 actively exploited?
CVE-2026-54799 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 92.1% of all scored CVEs.
What is the CVSS score of CVE-2026-54799?
CVE-2026-54799 has a CVSS v3 base score of 6.7 (NVD).
How do I remediate CVE-2026-54799?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-54799, 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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