CVE-2026-8191

MEDIUMNVD 6.36.3—
EchelonGraph scoreMEDIUM confidence

Score 6.3 from GitHub Security Advisory (severity: LOW) published 2026-05-09. NVD baseline CVSS 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
6.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 5%CVSS: 6.3Exploit: NoneExposed: 0

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

A vulnerability was identified in Wavlink NU516U1 M16U1_V240425. This affects the function wifi_region of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

CVSS v3
6.3
EG Score
6.3(medium)
EPSS
91.7%
KEV
Not listed

Published

May 9, 2026

Last Modified

May 13, 2026

Advisory Details (1)

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

my_vuln/Wavlink/vuln_4/4.md at main · wudipjq/my_vuln · GitHub

https://github.com/wudipjq/my_vuln/blob/main/Wavlink/vuln_4/4.md

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 34× 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.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8191?
CVE-2026-8191 is a medium vulnerability published on May 9, 2026. A vulnerability was identified in Wavlink NU516U1 M16U1V240425. This affects the function wifiregion of the file /cgi-bin/adm.cgi. Such manipulation of the argument skiplist1/skiplist2 leads to os command injection. The attack can be launched remotely. The exploit is publicly available and might be…
When was CVE-2026-8191 disclosed?
CVE-2026-8191 was first published in the National Vulnerability Database on May 9, 2026, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8191 actively exploited?
CVE-2026-8191 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8191?
CVE-2026-8191 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2026-8191?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8191, 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.

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