CVE•Published 2026-09-07•Modified 2026-09-08•1 article on news•4 live references•NVD data

CVE-2026-86492

Vulnerability data via NVD (ingested)

CVSS v3.1

8.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

EPSS percentile

—

Weaknesses (CWE)

CWE-488Exposure of Data Element to Wrong Session

Description

In JetBrains YouTrack before 2026.2.18634 a shared token cache allowed cross-tenant theft of GitHub App installation tokens

Timeline

Published 2026-09-07

Modified 2026-09-08

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-86492

Hosts Shodan has explicitly fingerprinted as vulnerable.

More intel sources (5)

Shodan report

vuln:CVE-2026-86492

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-86492

Censys host search filtered to this CVE id.

grep.app

CVE-2026-86492

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-86492

GitHub code search for direct mentions.

Google dork

"CVE-2026-86492" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-86492 on GitHub.