Is there a public exploit for CVE-2026-123310?

No public exploit for CVE-2026-123310 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-123310?

CVE-2026-123310 scores CVSS 5.4 (v3.1), rated medium.

What does CVE-2026-123310 affect?

CVE-2026-123310 affects JetBrains IntelliJ IDEA.

5.4 Medium

In JetBrains IntelliJ IDEA before 2026.3 kotlin scripts could trigger dependency downloads from arbitrary repositories in untrusted projects

CVE-2026-123310

Assessment

CVSS: 5.4 (v3.1)
Severity: Medium
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 6 November 2026
Last updated: 6 November 2026
Affected: JetBrains · IntelliJ IDEA
Assigner: JetBrains

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

At the source

EUVD (ENISA)

References

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