CVE-2026-86499

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory published 2026-09-07. 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.

In JetBrains YouTrack before 2026.1.14047 predefined search fields leaked all group names to any user, regardless of visibility permission

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
17%
KEV
Not listed

Published

September 7, 2026

Last Modified

September 8, 2026

Advisory Details (1)

Auto-updated Sep 7, 2026
No patch confirmed yet.
generic

Fixed security issues

https://www.jetbrains.com/privacy-security/issues-fixed/

Vendor Advisories for CVE-2026-86499(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 20× in last 7d / 56× 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. 2026-09-24 20:07 UTCEG score recompute
  2. 2026-09-24 20:07 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 21:19 UTCEG score recompute
  5. 2026-09-23 21:19 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-22 22:30 UTCEG score recompute
  8. 2026-09-22 22:30 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-21 23:40 UTCEG score recompute
  11. 2026-09-21 23:40 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 00:52 UTCEG score recompute
  14. 2026-09-21 00:52 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-20 02:03 UTCEG score recompute
  17. 2026-09-20 02:03 UTCGHSA enrichment
  18. 2026-09-19 03:14 UTCEG score recompute
  19. 2026-09-19 03:14 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-18 04:26 UTCEG score recompute
  22. 2026-09-18 04:26 UTCGHSA enrichment
  23. 2026-09-17 19:32 UTCEPSS rescore
  24. 2026-09-17 05:37 UTCEG score recompute
  25. 2026-09-17 05:37 UTCGHSA enrichment
Show 31 more
  1. 2026-09-16 14:09 UTCEPSS rescore
  2. 2026-09-16 06:48 UTCEG score recompute
  3. 2026-09-16 06:47 UTCGHSA enrichment
  4. 2026-09-16 05:15 UTCEPSS rescore
  5. 2026-09-15 07:59 UTCEG score recompute
  6. 2026-09-15 07:59 UTCGHSA enrichment
  7. 2026-09-15 03:12 UTCEPSS rescore
  8. 2026-09-15 03:12 UTCEPSS rescore
  9. 2026-09-14 09:09 UTCEG score recompute
  10. 2026-09-14 09:09 UTCGHSA enrichment
  11. 2026-09-13 10:21 UTCEG score recompute
  12. 2026-09-13 10:21 UTCGHSA enrichment
  13. 2026-09-12 11:32 UTCEG score recompute
  14. 2026-09-12 11:32 UTCGHSA enrichment
  15. 2026-09-11 14:53 UTCEPSS rescore
  16. 2026-09-11 14:53 UTCEPSS rescore
  17. 2026-09-11 12:43 UTCEG score recompute
  18. 2026-09-11 12:43 UTCGHSA enrichment
  19. 2026-09-10 13:31 UTCEG score recompute
  20. 2026-09-10 13:31 UTCGHSA enrichment
  21. 2026-09-09 14:42 UTCEG score recompute
  22. 2026-09-09 14:42 UTCGHSA enrichment
  23. 2026-09-08 22:01 UTCEPSS rescore
  24. 2026-09-08 15:52 UTCGHSA enrichment
  25. 2026-09-08 11:37 UTCEG score recompute
  26. 2026-09-08 11:36 UTCGHSA enrichment
  27. 2026-09-08 10:57 UTCEG score recompute
  28. 2026-09-08 10:57 UTCGHSA enrichment
  29. 2026-09-07 17:23 UTCEG score recompute
  30. 2026-09-07 16:35 UTCEG score recompute
  31. 2026-09-07 16:35 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-86499?
CVE-2026-86499 is a medium vulnerability published on September 7, 2026. In JetBrains YouTrack before 2026.1.14047 predefined search fields leaked all group names to any user, regardless of visibility permission
When was CVE-2026-86499 disclosed?
CVE-2026-86499 was first published in the National Vulnerability Database on September 7, 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-2026-86499 actively exploited?
CVE-2026-86499 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 82.9% of all scored CVEs.
What is the CVSS score of CVE-2026-86499?
CVE-2026-86499 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-86499?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-86499, 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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