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CVE-2026-123310

In JetBrains IntelliJ IDEA before 2026.3 kotlin scripts could trigger dependency downloads from...

5.4 Medium

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

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
None

Exploit likelihood

0.17%Unchanged since Nov 7, 2026
90%50%10%1%

What each source reports

CVE List Score used5.4

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

Record
CVE-2026-123310
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-918
Updated
2026-11-10
EUVDEUVD-2026-1180745.4

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

Record
EUVD-2026-118074
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Updated
2026-11-10
GitHub AdvisoriesGHSA-h6j3-hh9w-g72h5.4

In JetBrains IntelliJ IDEA before 2026.3 kotlin scripts could trigger dependency downloads from...

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

Record
GHSA-h6j3-hh9w-g72h
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-918
Updated
2026-11-06
NVD5.4

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

Record
CVE-2026-123310
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-918
Updated
2026-11-10
OSV5.4

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

Record
CVE-2026-123310
CVSS 3.1
5.4 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weakness
CWE-918
Updated
2026-11-12

Affected products

History

History
RecordedChangedSources
referencesOSV
products, referencesCVE List, EUVD, NVD
publishedEUVD
publishedEUVD, NVD
aliases, references, titleGitHub Advisories
cwes, severityCVE List
first indexedEUVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-123310 is a medium vulnerability (CVSS 5.4) in Jetbrains Intellij Idea, published November 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.

References

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