CVE-2026-52189

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-07-02. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

Buffer Overflow vulnerability in UTT nv518G nv518GV3v3.2.7-210919-161313 allows a remote attacker to cause a denial of service via the gohead/sub_487330 component

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: Attend

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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
48%
KEV
Not listed

Published

July 2, 2026

Last Modified

July 6, 2026

Advisory Details (2)

Auto-updated Jul 6, 2026
No patch confirmed yet.
generic

CVEreport/518G/FUN_00487330/README.md at main · akuma-QAQ/CVEreport · GitHub

https://github.com/akuma-QAQ/CVEreport/blob/main/518G/FUN_00487330/README.md
generic

UTT��̩-רҵ·������������������ǽƷ��

https://utt.com.cn/downloadcenter.php?filetypeid=3&model=518G&lang=zhcn

Vendor Advisories for CVE-2026-52189(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 9× in last 7d / 70× 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 195 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-52189?
CVE-2026-52189 is a high vulnerability published on July 2, 2026. Buffer Overflow vulnerability in UTT nv518G nv518GV3v3.2.7-210919-161313 allows a remote attacker to cause a denial of service via the gohead/sub_487330 component
When was CVE-2026-52189 disclosed?
CVE-2026-52189 was first published in the National Vulnerability Database on July 2, 2026, with the most recent update on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-52189 actively exploited?
CVE-2026-52189 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 51.9% of all scored CVEs.
What is the CVSS score of CVE-2026-52189?
CVE-2026-52189 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-52189?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-52189, 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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