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CVE-2026-123313

Vulnerability in JetBrains IntelliJ IDEA

CVSS score

3.3

EPSS probability

—

Risk score

0.3

Published

1 d ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

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Vulnerability description

DayBreach AI Explanation

Verified against sources

CVE-2026-123313: JetBrains IntelliJ IDEA Low Severity Vulnerability

Sources read

2

Source agreement

Tam uyum

Evidence confidence

%63

Short explanation

A vulnerability in JetBrains IntelliJ IDEA before 2026.3 allows disabled plugins to be enabled via external dependency settings due to improper checks.

Why does it matter?

This vulnerability could allow disabled plugins to be enabled through external dependency settings, potentially leading to an integrity impact.

What should be done?

  • Follow vendor advisories and security issues fixed pages
  • Update JetBrains IntelliJ IDEA
Chain of evidence and sources2 verified claims

JetBrains IntelliJ IDEA 2026.3 öncesi sürümlerde harici bağımlılık ayarları üzerinden devre dışı bırakılmış eklentilerin etkinleştirilmesine neden olan zafiyet tespit edilmiştir.

S0 · daybreach-canonicalS1 · cvelistS2 · nvd

Güvenlik açığı CWE-829 zayıflık sınıfına sahiptir ve CVSS taban puanı 3.3 olarak düşük seviyede değerlendirilmiştir.

S0 · daybreach-canonical
Show the technical text from the sources

In JetBrains IntelliJ IDEA before 2026.3 improper checks could enable disabled plugins via external dependency settings

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

CWE: CWE-829

This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-123313 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1jetbrainsintellij idea View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
3.3CVSS V31LOWCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NNVD
3.3CVSS V3_1LOWCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-123313 is associated with the following CWEs:

CWE-829: Common Weakness Enumeration Entry CWE-829

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-123313 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekiyor

Official Sources and Advisories

https://www.jetbrains.com/privacy-security/issues-fixed/vendor-advisory

CVSS Vector Radar Chart

3.3 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityLowAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)Low
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

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Weakness Type (CWE & CAPEC)

CWE-829

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CVE-2026-123313 · Vulnerability in JetBrains IntelliJ IDEA