CVE-2026-11736

MEDIUMNVD 4.94.9—
EchelonGraph scoreMEDIUM confidence

Score 4.9 from GitHub Security Advisory (severity: LOW) published 2026-08-11. NVD baseline CVSS 4.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
4.9EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.5%CVSS: 4.9Exploit: None knownExposed services: Not assessed

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

A stack-based buffer overflow vulnerability affects certain NETGEAR models allowing an authenticated admin user to make unauthorized modification to router software and functionality.

CVSS v3
4.9
EG Score
4.9MEDIUMmedium confidence
EG Risk
22
EG Risk 22/100CISA 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
Severity49% × 45%
Exploitation1% × 40%
Automatability0% × 15%
CISA SSVC: Track at every mission impact level.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.
EPSS PROB
0.5%
EPSS %ILE
41st
KEV
Not listed

CISA SSVCTrack at every mission impact level.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (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 11, 2026

Last Modified

September 9, 2026

Advisory Details (10)

Auto-updated Sep 9, 2026
No patch confirmed yet.
generic
https://www.netgear.com/support/product/rax45/
generic
https://www.netgear.com/support/product/rax43v2/
generic
https://www.netgear.com/support/product/rax43/
generic
https://www.netgear.com/support/product/rax42v2/
generic
https://www.netgear.com/support/product/rax42/
generic
https://www.netgear.com/support/product/rax41v2/
generic
https://www.netgear.com/support/product/rax41/
generic
https://www.netgear.com/support/product/rax35v2/
generic
https://www.netgear.com/support/product/rax20/
generic

August 2026 NETGEAR Security Advisory - NETGEAR Support

https://kb.netgear.com/000070887/August-2026-NETGEAR-Security-Advisory

Vendor Advisories for CVE-2026-11736(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 12× in last 7d / 63× 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 105 total refreshes for this CVE.

  1. 2026-10-04 23:21 UTCEPSS rescore
  2. 2026-10-04 23:11 UTCGHSA enrichment
  3. 2026-10-03 21:18 UTCEG score recompute
  4. 2026-10-03 21:18 UTCGHSA enrichment
  5. 2026-10-03 14:25 UTCEPSS rescore
  6. 2026-10-02 08:43 UTCEG score recompute
  7. 2026-10-02 08:43 UTCGHSA enrichment
  8. 2026-10-01 19:49 UTCEPSS rescore
  9. 2026-09-30 22:18 UTCEG score recompute
  10. 2026-09-30 22:18 UTCGHSA enrichment
  11. 2026-09-30 15:02 UTCEPSS rescore
  12. 2026-09-29 15:20 UTCEPSS rescore
  13. 2026-09-28 13:50 UTCEPSS rescore
  14. 2026-09-28 12:48 UTCEG score recompute
  15. 2026-09-28 12:48 UTCGHSA enrichment
  16. 2026-09-27 10:24 UTCEG score recompute
  17. 2026-09-27 10:23 UTCGHSA enrichment
  18. 2026-09-26 15:58 UTCEPSS rescore
  19. 2026-09-25 03:55 UTCEG score recompute
  20. 2026-09-25 03:55 UTCGHSA enrichment
  21. 2026-09-23 14:34 UTCEG score recompute
  22. 2026-09-23 14:34 UTCGHSA enrichment
  23. 2026-09-23 13:47 UTCEPSS rescore
  24. 2026-09-22 12:43 UTCEG score recompute
  25. 2026-09-22 12:43 UTCGHSA enrichment
Show 75 more
  1. 2026-09-21 10:52 UTCEG score recompute
  2. 2026-09-21 10:52 UTCGHSA enrichment
  3. 2026-09-20 20:15 UTCEPSS rescore
  4. 2026-09-20 06:07 UTCEG score recompute
  5. 2026-09-20 06:07 UTCGHSA enrichment
  6. 2026-09-19 04:16 UTCEG score recompute
  7. 2026-09-19 04:16 UTCGHSA enrichment
  8. 2026-09-18 19:27 UTCEPSS rescore
  9. 2026-09-18 02:25 UTCEG score recompute
  10. 2026-09-18 02:25 UTCGHSA enrichment
  11. 2026-09-17 00:34 UTCEG score recompute
  12. 2026-09-17 00:34 UTCGHSA enrichment
  13. 2026-09-16 05:14 UTCEPSS rescore
  14. 2026-09-15 14:10 UTCEG score recompute
  15. 2026-09-15 14:10 UTCGHSA enrichment
  16. 2026-09-14 12:19 UTCEG score recompute
  17. 2026-09-14 12:19 UTCGHSA enrichment
  18. 2026-09-13 16:46 UTCEPSS rescore
  19. 2026-09-13 10:28 UTCEG score recompute
  20. 2026-09-13 10:28 UTCGHSA enrichment
  21. 2026-09-12 15:00 UTCEPSS rescore
  22. 2026-09-12 08:37 UTCEG score recompute
  23. 2026-09-12 08:37 UTCGHSA enrichment
  24. 2026-09-11 14:52 UTCEPSS rescore
  25. 2026-09-11 09:36 UTCEPSS rescore
  26. 2026-09-11 06:45 UTCEG score recompute
  27. 2026-09-11 06:45 UTCGHSA enrichment
  28. 2026-09-10 09:34 UTCEPSS rescore
  29. 2026-09-10 04:54 UTCEG score recompute
  30. 2026-09-10 04:54 UTCGHSA enrichment
  31. 2026-09-09 03:02 UTCEG score recompute▲ 3.00
  32. 2026-09-09 03:02 UTCGHSA enrichment
  33. 2026-09-09 03:02 UTCNVD updateCVSS v3 → 4.9 · severity → MEDIUM
  34. 2026-09-08 22:00 UTCEPSS rescore
  35. 2026-09-07 16:01 UTCEPSS rescore
  36. 2026-09-06 18:58 UTCEG score recompute
  37. 2026-09-06 18:58 UTCGHSA enrichment
  38. 2026-09-06 13:47 UTCEPSS rescore
  39. 2026-09-04 05:06 UTCEPSS rescore
  40. 2026-09-03 20:30 UTCEG score recompute
  41. 2026-09-03 20:30 UTCGHSA enrichment
  42. 2026-09-02 14:11 UTCEPSS rescore
  43. 2026-09-01 13:53 UTCEPSS rescore
  44. 2026-09-01 04:39 UTCEPSS rescore
  45. 2026-08-31 21:54 UTCEG score recompute
  46. 2026-08-31 21:54 UTCGHSA enrichment
  47. 2026-08-30 19:17 UTCEPSS rescore
  48. 2026-08-30 01:21 UTCEPSS rescore
  49. 2026-08-28 21:52 UTCEG score recompute
  50. 2026-08-28 21:52 UTCGHSA enrichment
  51. 2026-08-28 21:40 UTCEPSS rescore
  52. 2026-08-27 14:24 UTCEPSS rescore
  53. 2026-08-27 00:51 UTCEG score recompute
  54. 2026-08-27 00:51 UTCGHSA enrichment
  55. 2026-08-25 13:48 UTCEPSS rescore
  56. 2026-08-24 02:22 UTCEG score recompute
  57. 2026-08-24 02:22 UTCGHSA enrichment
  58. 2026-08-23 00:19 UTCEPSS rescore
  59. 2026-08-21 23:48 UTCEPSS rescore
  60. 2026-08-21 03:49 UTCEG score recompute
  61. 2026-08-21 03:49 UTCGHSA enrichment
  62. 2026-08-20 22:55 UTCEPSS rescore
  63. 2026-08-19 17:03 UTCEPSS rescore
  64. 2026-08-18 13:48 UTCEPSS rescore
  65. 2026-08-18 05:22 UTCEG score recompute
  66. 2026-08-18 05:22 UTCGHSA enrichment
  67. 2026-08-16 14:56 UTCEPSS rescore
  68. 2026-08-16 02:14 UTCEPSS rescore
  69. 2026-08-15 06:50 UTCEG score recompute
  70. 2026-08-15 06:50 UTCGHSA enrichment
  71. 2026-08-15 01:30 UTCEPSS rescore
  72. 2026-08-13 22:00 UTCEPSS rescore
  73. 2026-08-12 13:50 UTCEPSS rescore
  74. 2026-08-12 08:20 UTCEG score recompute
  75. 2026-08-12 08:20 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2026-11736?
CVE-2026-11736 is a medium vulnerability published on August 11, 2026. A stack-based buffer overflow vulnerability affects certain NETGEAR models allowing an authenticated admin user to make unauthorized modification to router software and functionality.
When was CVE-2026-11736 disclosed?
CVE-2026-11736 was first published on August 11, 2026, with the most recent update on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11736 actively exploited?
CVE-2026-11736 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.5% probability of exploitation in the next 30 days (41st percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-11736?
CVE-2026-11736 has a CVSS v3 base score of 4.9 (NVD).
How do I remediate CVE-2026-11736?
No fix for CVE-2026-11736 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-2026-11736 are linked in the Vendor Advisories panel on this page.

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