CVE-2026-50748

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-07-02. a secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.9
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.9Exploit: NoneExposed: 0

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

A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi Access Application to execute a Command Injection on the host device.

CVSS v3
9.9
EG Score
9.9(high)
EPSS
51.8%
KEV
Not listed

Published

July 2, 2026

Last Modified

July 2, 2026

Advisory Details (1)

Auto-updated Jul 3, 2026
No patch confirmed yet.
generic
https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

Vendor Advisories for CVE-2026-50748(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 58× in last 7d / 58× 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. 2026-07-07 02:41 UTCEG score recompute
  2. 2026-07-07 02:41 UTCGHSA enrichment
  3. 2026-07-06 22:36 UTCEG score recompute
  4. 2026-07-06 22:36 UTCGHSA enrichment
  5. 2026-07-06 18:31 UTCEG score recompute
  6. 2026-07-06 18:31 UTCGHSA enrichment
  7. 2026-07-06 16:27 UTCEPSS rescore
  8. 2026-07-06 14:26 UTCEG score recompute
  9. 2026-07-06 14:26 UTCGHSA enrichment
  10. 2026-07-06 10:21 UTCEG score recompute
  11. 2026-07-06 10:21 UTCGHSA enrichment
  12. 2026-07-06 06:15 UTCEG score recompute
  13. 2026-07-06 06:15 UTCGHSA enrichment
  14. 2026-07-06 02:23 UTCEPSS rescore
  15. 2026-07-06 02:08 UTCEG score recompute
  16. 2026-07-06 02:08 UTCGHSA enrichment
  17. 2026-07-05 22:03 UTCEG score recompute
  18. 2026-07-05 22:03 UTCGHSA enrichment
  19. 2026-07-05 17:58 UTCEG score recompute
  20. 2026-07-05 17:58 UTCGHSA enrichment
  21. 2026-07-05 13:53 UTCEG score recompute
  22. 2026-07-05 13:53 UTCGHSA enrichment
  23. 2026-07-05 09:49 UTCEG score recompute
  24. 2026-07-05 09:48 UTCGHSA enrichment
  25. 2026-07-05 05:42 UTCEG score recompute
Show 33 more
  1. 2026-07-05 05:42 UTCGHSA enrichment
  2. 2026-07-05 02:30 UTCEPSS rescore
  3. 2026-07-05 01:36 UTCEG score recompute
  4. 2026-07-05 01:36 UTCGHSA enrichment
  5. 2026-07-04 21:30 UTCEG score recompute
  6. 2026-07-04 21:29 UTCGHSA enrichment
  7. 2026-07-04 17:24 UTCEG score recompute
  8. 2026-07-04 17:24 UTCGHSA enrichment
  9. 2026-07-04 13:19 UTCEG score recompute
  10. 2026-07-04 13:19 UTCGHSA enrichment
  11. 2026-07-04 09:14 UTCEG score recompute
  12. 2026-07-04 09:14 UTCGHSA enrichment
  13. 2026-07-04 06:31 UTCEPSS rescore
  14. 2026-07-04 05:07 UTCEG score recompute
  15. 2026-07-04 05:07 UTCGHSA enrichment
  16. 2026-07-04 01:02 UTCEG score recompute
  17. 2026-07-04 01:01 UTCGHSA enrichment
  18. 2026-07-03 20:57 UTCEG score recompute
  19. 2026-07-03 20:56 UTCGHSA enrichment
  20. 2026-07-03 16:51 UTCEG score recompute
  21. 2026-07-03 16:51 UTCGHSA enrichment
  22. 2026-07-03 12:47 UTCEG score recompute
  23. 2026-07-03 12:47 UTCGHSA enrichment
  24. 2026-07-03 08:42 UTCEG score recompute
  25. 2026-07-03 08:42 UTCGHSA enrichment
  26. 2026-07-03 04:38 UTCEG score recompute
  27. 2026-07-03 04:38 UTCGHSA enrichment
  28. 2026-07-03 00:33 UTCEG score recompute
  29. 2026-07-03 00:33 UTCGHSA enrichment
  30. 2026-07-02 20:29 UTCEG score recompute
  31. 2026-07-02 20:28 UTCGHSA enrichment
  32. 2026-07-02 16:24 UTCEG score recompute
  33. 2026-07-02 16:24 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-50748?
CVE-2026-50748 is a critical vulnerability published on July 2, 2026. A malicious actor with access to the network and low privileges could exploit an Improper Input Validation vulnerability found in UniFi Access Application to execute a Command Injection on the host device.
When was CVE-2026-50748 disclosed?
CVE-2026-50748 was first published in the National Vulnerability Database on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50748 actively exploited?
CVE-2026-50748 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 51.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-50748?
CVE-2026-50748 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-50748?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50748, 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

Explore the affected products and dependency analysis for CVE-2026-50748

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