JetBrains Kotlin versions before 1.3.30 were resolving artifacts using an http connection…
Priority LOW 38CWE-319Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-319.
Summary
JetBrains Kotlin versions before 1.3.30 were resolving artifacts using an http connection during the build process, potentially allowing an MITM attack.
Why it matters now
EPSS 0.01397 72nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-10101
- 2026-10-03 Alias added: GHSA-p2g6-rgr3-jm3m
References
More JetBrains Kotlin vulnerabilities
- TI-2026-38890 In JetBrains Kotlin before 2.4.20 code execution was possible via unsafe deserialization in the build cache metadata CVSS 3.1CRITICAL 9.8
- TI-2020-12453 In JetBrains Kotlin from 1.4-M1 to 1.4-RC (as Kotlin 1.3.7x is not affected by the issue. CVSS 3.1HIGH 8.8
- TI-2019-07427 JetBrains IntelliJ IDEA projects created using the Kotlin (JS Client/JVM Server) IDE… CVSS 3.0HIGH 8.1
- TI-2019-07426 JetBrains Ktor framework (created using the Kotlin IDE template) versions before 1.1.0… CVSS 3.0HIGH 8.1
- TI-2020-17771 In JetBrains Kotlin before 1.4.21, a vulnerable Java API was used for temporary file and… CVSS 3.1MEDIUM 5.3
- TI-2022-08207 In JetBrains Kotlin before 1.6.0, it was not possible to lock dependencies for Multiplatform Gradle Projects. CVSS 3.1MEDIUM 5.3
Sources
- CVE-2019-10101 · CVE Program
- CVE-2019-10101 · NVD
- FIRST EPSS
- GHSA-p2g6-rgr3-jm3m · GitHub Advisory Database · CC BY 4.0
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