CVE & CISA-KEV Catalog

CVE-2023-51655

MEDIUM
6.3
CVSS v3
NVD

Description

In JetBrains IntelliJ IDEA before 2023.3.2 code execution was possible in Untrusted Project mode via a malicious plugin repository specified in the project configuration

CWE-349CWE-345

How to fix

Remediation Available
IntelliJ IDEA Community EditionWindows application
Affected:2023.3.2Fixed in:2023.3.2JetBrains s.r.o.
IntelliJ IDEA Community Edition (EAP)Windows application
Affected:2023.3.2Fixed in:2023.3.2JetBrains s.r.o.
IntelliJ IDEA Educational EditionWindows application
Affected:2023.3.2Fixed in:2023.3.2JetBrains s.r.o.
IntelliJ IDEA Ultimate EditionWindows application
Affected:2023.3.2Fixed in:2023.3.2JetBrains s.r.o.
IntelliJ IDEA Ultimate Edition (EAP)Windows application
Affected:2023.3.2Fixed in:2023.3.2JetBrains s.r.o.

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Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityHigh
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityNone

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

Exploit Intelligence

0.33%probability of exploitation in 30 days
26thpercentile

Low risk: more likely to be exploited than 26% of all known CVEs.

References

Vendor Advisory1

Related Vulnerabilities

Other CWE-349 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2019-9535Critical9.82.5%--
CVE-2026-32162High8.42.0%-Fix
CVE-2018-1131High8.81.3%--
CVE-2021-21374High8.11.0%-Fix
CVE-2024-21094Low3.70.8%-Fix
CVE-2025-40778High8.60.7%-Fix

Common questions

How do I fix CVE-2023-51655?

Published advisories record a fix for 5 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2023-51655 being actively exploited?

Not that we know of. CVE-2023-51655 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.33% is the estimated probability that it will be exploited in the next 30 days. That is higher than 26% of all scored CVEs.

How severe is CVE-2023-51655?

CVE-2023-51655 has a CVSS v3 base score of 6.3, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2023-51655 affect?

Published advisories record a fix for IntelliJ IDEA Community Edition (Windows application), IntelliJ IDEA Community Edition (EAP) (Windows application), IntelliJ IDEA Educational Edition (Windows application), IntelliJ IDEA Ultimate Edition (Windows application), and 1 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.