Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-53914

Quick assessment

Affected
JetBrains Kotlin
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JetBrains kotlin是捷克JetBrains公司开源的一种编程语言。 JetBrains Kotlin 2.4.20之前版本存在反序列化注入漏洞，该漏洞源于构建缓存元数据中存在不安全的反序列化，可能导致代码执行。

CVSS 6.7 · Medium EPSS 0.20% · P10

Affected Version Matrix 1

VendorProduct Version RangeStatus
JetBrains Kotlin < 2.4.20 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-53914

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In JetBrains Kotlin before 2.4.20 code execution was possible via unsafe deserialization in the build cache metadata
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
JetBrains Kotlin 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JetBrains kotlin是捷克JetBrains公司开源的一种编程语言。 JetBrains Kotlin 2.4.20之前版本存在反序列化注入漏洞，该漏洞源于构建缓存元数据中存在不安全的反序列化，可能导致代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
JetBrains Kotlin 0 ~ 2.4.20 -

II. Public POCs for CVE-2026-53914

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-53914

请登录查看更多情报信息。

Vendor Pages for CVE-2026-53914 (1)

Same Patch Batch · JetBrains · 2026-06-26 · 7 CVEs total

CVE-2026-57923 5.3 MEDIUM JetBrains YouTrack 授权问题漏洞
CVE-2026-57921 4.3 MEDIUM JetBrains YouTrack 授权问题漏洞
CVE-2026-57925 4.3 MEDIUM JetBrains YouTrack 授权问题漏洞
CVE-2026-57924 4.3 MEDIUM JetBrains YouTrack 权限许可和访问控制问题漏洞
CVE-2026-57922 3.1 LOW JetBrains YouTrack 授权问题漏洞
CVE-2026-57926 2.6 LOW JetBrains YouTrack 输入验证错误漏洞

IV. Related Vulnerabilities

Same vendor: JetBrains
Same weakness: CWE-502

V. Comments for CVE-2026-53914

No comments yet

Leave a comment