CVE-2026-123839: JetBrains IntelliJ IDEA vulnerability
JetBrains · IntelliJ IDEA
Fixed in 2026.3 · Affected: JetBrains IntelliJ IDEA before 2026.3 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 17% of scored CVEs
DescriptionCVE.org
In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- JetBrains · IntelliJ IDEAbefore 2026.3
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- JetBrains
- Published
- November 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-123839 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.