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Medium 6.8Published Sep 7, 2026

CVE-2026-86497In JetBrains YouTrack before 2026.2.18769 changing a mailbox host without re-authentication allowed a project administrator to exfiltrate stored mailbox credentials

Updated under an hour ago ()

Does this affect you?

It affects JetBrains YouTrack. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

In JetBrains YouTrack before 2026.2.18769 changing a mailbox host without re-authentication allowed a project administrator to exfiltrate stored mailbox credentials

CVSS
6.8 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Weakness (CWE)
CWE-201
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
JetBrains
NVD analysis
Deferred
Record last updated
Sep 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
JetBrains YouTrack
jetbrains:youtrack (from the name)
before 2026.2.18769
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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