CVE-2026-11499

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-08. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 7%CVSS: 9.8Exploit: NoneExposed: 0

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

A vulnerability was determined in Tenda HG7HG9 and HG10 300001138_en_xpon. This affects the function formDOMAINBLK of the file /boaform/formDOMAINBLK. Executing a manipulation of the argument blkDomain can lead to stack-based buffer overflow. The attack may be performed from remote.

CVSS v3
9.8
EG Score
9.8(high)
EPSS
93.0%
KEV
Not listed

Published

June 8, 2026

Last Modified

June 8, 2026

Advisory Details (2)

Auto-updated Jun 20, 2026
No patch confirmed yet.
generic

腾达(Tenda) 腾达中文网站 - 致力于建设值得信赖的好网络

https://www.tenda.com.cn/
generic

GitHub - ssaaaa1234/Tenda-HG10-formDOMAINBLK-stack-overflow-2: Stack-based buffer overflow in Tenda HG10 formDOMAINBLK via blkDomain parameter. · GitHub

https://github.com/ssaaaa1234/Tenda-HG10-formDOMAINBLK-stack-overflow-2

Vendor Advisories for CVE-2026-11499(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 58× in last 7d / 321× 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 321 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-11499?
CVE-2026-11499 is a critical vulnerability published on June 8, 2026. A vulnerability was determined in Tenda HG7HG9 and HG10 300001138enxpon. This affects the function formDOMAINBLK of the file /boaform/formDOMAINBLK. Executing a manipulation of the argument blkDomain can lead to stack-based buffer overflow. The attack may be performed from remote.
When was CVE-2026-11499 disclosed?
CVE-2026-11499 was first published in the National Vulnerability Database on June 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11499 actively exploited?
CVE-2026-11499 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-11499?
CVE-2026-11499 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-11499?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11499, 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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