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Vulnerabilities

Vulnerability · CVE-2026-41882

In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

Published Apr 30, 2026 · catalog updated Jun 17, 2026 · intellij idea

Check if you run it

No confirmed exploitation is on record for CVE-2026-41882. EPSS is 0.44%. Act only if a listed version of intellij idea is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.44%
Remediation
Advisory link
Affected products
cpe jetbrains/intellij idea

In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe jetbrains/intellij idea2024.3.7.1
  • cpe jetbrains/intellij idea2025.1.7.1
  • cpe jetbrains/intellij idea2025.2.6.2
  • cpe jetbrains/intellij idea2025.3.4.1
  • cpe jetbrains/intellij idea2026.1.1

How to fix CVE-2026-41882

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-41882. EPSS is 0.44%. Act only if a listed version of intellij idea is installed.

Which versions are affected?

Compare what you have installed with jetbrains/intellij idea 2024.3.7.1; jetbrains/intellij idea 2025.1.7.1; jetbrains/intellij idea 2025.2.6.2; jetbrains/intellij idea 2025.3.4.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-59: Link Following. EPSS 0.44%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 30, 2026 · NIST NVD

    Detected

    In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

  2. Jun 17, 2026 · NIST NVD

    Updated

    In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

Sources

  • CVE.orgVulnerability recordCVE-2026-41882

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-41882

    30-day exploitation probability 0.4%

    first.org
  • NIST NVDVulnerability recordCVE-2026-41882

    In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.