CVE-2026-86176

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-05. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.3Exploit: None knownExposed: 0

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

NetBox through 4.7.0 fails to properly scope user-private records in REST and GraphQL API endpoints for Notifications, Subscriptions, and Bookmarks. Authenticated users with view permissions can access all users' private records through unscoped querysets, disclosing which users watch or bookmark which objects.

CVSS v3
4.3
EG Score
4.3(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity43% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
10%
KEV
Not listed

Published

September 5, 2026

Last Modified

September 18, 2026

Advisory Details (5)

Auto-updated Sep 5, 2026
No patch confirmed yet.
generic

NetBox through 4.7.0 Information Disclosure via REST and GraphQL APIs | Advisories | VulnCheck

https://www.vulncheck.com/advisories/netbox-through-4.7.0-information-disclosure-via-rest-and-graphql-apis
generic

netbox/netbox/netbox/settings.py at v4.7.0 · netbox-community/netbox · GitHub

https://github.com/netbox-community/netbox/blob/v4.7.0/netbox/netbox/settings.py#L667-L673
generic

netbox/netbox/extras/api/views.py at v4.7.0 · netbox-community/netbox · GitHub

https://github.com/netbox-community/netbox/blob/v4.7.0/netbox/extras/api/views.py#L153-L178
generic

GitHub - netbox-community/netbox: The premier source of truth powering network automation. Open source under Apache 2. Try NetBox Cloud free: https://netboxlabs.com/products/free-netbox-cloud/ · GitHub

https://github.com/netbox-community/netbox
generic

oss/netbox.md at main · geo-chen/oss · GitHub

https://github.com/geo-chen/oss/blob/main/netbox.md#finding-1-cross-user-disclosure-of-private-notifications-subscriptions-and-bookmarks-via-rest-api-and-graphql-missing-per-user-scoping

Vendor Advisories for CVE-2026-86176(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 21× in last 7d / 45× 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. 2026-09-20 20:16 UTCEPSS rescore
  2. 2026-09-20 19:55 UTCGHSA enrichment
  3. 2026-09-19 19:19 UTCEG score recompute
  4. 2026-09-19 19:19 UTCGHSA enrichment
  5. 2026-09-18 19:28 UTCEPSS rescore
  6. 2026-09-18 18:33 UTCEG score recompute
  7. 2026-09-18 18:33 UTCGHSA enrichment
  8. 2026-09-18 17:30 UTCEG score recompute
  9. 2026-09-18 17:30 UTCGHSA enrichment
  10. 2026-09-18 04:10 UTCEG score recompute
  11. 2026-09-18 04:10 UTCGHSA enrichment
  12. 2026-09-17 19:32 UTCEPSS rescore
  13. 2026-09-17 03:34 UTCEG score recompute
  14. 2026-09-17 03:34 UTCGHSA enrichment
  15. 2026-09-16 14:09 UTCEPSS rescore
  16. 2026-09-16 05:15 UTCEPSS rescore
  17. 2026-09-16 02:58 UTCEG score recompute
  18. 2026-09-16 02:58 UTCGHSA enrichment
  19. 2026-09-15 03:12 UTCEPSS rescore
  20. 2026-09-15 03:12 UTCEPSS rescore
  21. 2026-09-15 02:22 UTCGHSA enrichment
  22. 2026-09-14 01:46 UTCEG score recompute
  23. 2026-09-14 01:46 UTCGHSA enrichment
  24. 2026-09-13 01:08 UTCEG score recompute
  25. 2026-09-13 01:08 UTCGHSA enrichment
Show 20 more
  1. 2026-09-12 00:32 UTCEG score recompute
  2. 2026-09-12 00:32 UTCGHSA enrichment
  3. 2026-09-11 14:53 UTCEPSS rescore
  4. 2026-09-11 14:53 UTCEPSS rescore
  5. 2026-09-10 23:56 UTCEG score recompute
  6. 2026-09-10 23:56 UTCGHSA enrichment
  7. 2026-09-09 23:20 UTCEG score recompute
  8. 2026-09-09 23:20 UTCGHSA enrichment
  9. 2026-09-08 22:01 UTCEPSS rescore
  10. 2026-09-08 20:14 UTCGHSA enrichment
  11. 2026-09-08 16:16 UTCEG score recompute
  12. 2026-09-08 16:16 UTCGHSA enrichment
  13. 2026-09-07 14:18 UTCEG score recompute
  14. 2026-09-07 14:18 UTCGHSA enrichment
  15. 2026-09-06 13:48 UTCEPSS rescore
  16. 2026-09-06 11:57 UTCEG score recompute
  17. 2026-09-06 11:57 UTCGHSA enrichment
  18. 2026-09-05 11:22 UTCEG score recompute
  19. 2026-09-05 11:03 UTCEG score recompute
  20. 2026-09-05 11:02 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-86176?
CVE-2026-86176 is a medium vulnerability published on September 5, 2026. NetBox through 4.7.0 fails to properly scope user-private records in REST and GraphQL API endpoints for Notifications, Subscriptions, and Bookmarks. Authenticated users with view permissions can access all users' private records through unscoped querysets, disclosing which users watch or bookmark…
When was CVE-2026-86176 disclosed?
CVE-2026-86176 was first published in the National Vulnerability Database on September 5, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-86176 actively exploited?
CVE-2026-86176 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 89.9% of all scored CVEs.
What is the CVSS score of CVE-2026-86176?
CVE-2026-86176 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-86176?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-86176, 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-2026-86176

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