CVE-2026-19291

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2026-08-13. a secondary CVSS source baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: None knownExposed: 0

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

Bluetooth re-pairing with an existing device can use a lower security level. RS9116W and SiWx91x impacted. See V3 in the BLERP paper linked below.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

August 13, 2026

Last Modified

September 8, 2026

Advisory Details (3)

Auto-updated Aug 13, 2026
No patch confirmed yet.
generic

BLERP: BLE Re-Pairing Attacks and Defenses - NDSS Symposium

https://www.ndss-symposium.org/ndss-paper/blerp-ble-re-pairing-attacks-and-defenses/
generic

Rs9116 Ble Release Notes | Overview | RS9116 SDK | latest | Silicon Labs

https://docs.silabs.com/rs9116-wiseconnect/latest/wifibt-wc-release-notes/rs9116-ble-release-notes#bug-fixes
generic

Sisdk Wifible Ble Release Notes | Wi-Fi 6 + BLE (WiSeConnect) | Simplicity SDK Release Notes | latest | Silicon Labs

https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wifi-release-notes/sisdk-wifible-ble-release-notes

Vendor Advisories for CVE-2026-19291(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 25× in last 7d / 111× 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 145 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-19291?
CVE-2026-19291 is a high vulnerability published on August 13, 2026. Bluetooth re-pairing with an existing device can use a lower security level. RS9116W and SiWx91x impacted. See V3 in the BLERP paper linked below.
When was CVE-2026-19291 disclosed?
CVE-2026-19291 was first published in the National Vulnerability Database on August 13, 2026, with the most recent update on September 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19291 actively exploited?
CVE-2026-19291 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 88.2% of all scored CVEs.
What is the CVSS score of CVE-2026-19291?
CVE-2026-19291 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-19291?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19291, 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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