CVE-2026-78050

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreMEDIUM confidence

Score 9.9 from GitHub Security Advisory (severity: HIGH) published 2026-08-23. A secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
9.9EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.8%CVSS: 9.9Exploit: Elevated riskExposed services: Not assessed

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

A vulnerability was found in Comfast CF-N1-S 2.6.0.1. The affected element is the function sub_41AD7C of the file /cgi-bin/mbox-config?method=SET§ion=ntp_timezone of the component Web Management. The manipulation of the argument timestr/ntp_client_enabled results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used.

CVSS v3
9.9
EG Score
9.9CRITICALmedium confidence
EG Risk
61
EG Risk 61/100CISA SSVC

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
Severity99% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
0.8%
EPSS %ILE
55th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 22, 2026

Last Modified

August 24, 2026

Advisory Details (1)

Auto-updated Oct 5, 2026
🔬 Proof of concept available. No fix on record yet.
generic🟡 PoC Available

Vulnerability Report: Comfast CF-N1-S Router V2.6.0.1 Contains a Stack Overflow Vulnerability(ntp_timezone) · Issue #9 · AdminSafe/CVE · GitHub

https://github.com/AdminSafe/CVE/issues/9

Vendor Advisories for CVE-2026-78050(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 36× in last 7d / 195× 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 336 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-78050?
CVE-2026-78050 is a critical vulnerability published on August 22, 2026. A vulnerability was found in Comfast CF-N1-S 2.6.0.1. The affected element is the function sub41AD7C of the file /cgi-bin/mbox-config?method=SET&section=ntptimezone of the component Web Management. The manipulation of the argument timestr/ntpclientenabled results in stack-based buffer overflow. It…
When was CVE-2026-78050 disclosed?
CVE-2026-78050 was first published on August 22, 2026, with the most recent update on August 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-78050 actively exploited?
CVE-2026-78050 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.8% probability of exploitation in the next 30 days (55th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-78050?
CVE-2026-78050 has a CVSS base score of 9.9 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-78050?
No fix for CVE-2026-78050 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-78050 are linked in the Vendor Advisories panel on this page.

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