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CVE-2025-31129— jooby-pac4j: deserialization of untrusted data

Quick assessment

Affected
jooby-project jooby
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

jooby是jooby开源的一个 Java 和 Kotlin 的模块化 web 框架。 jooby 2.17.0版本和3.7.0之前版本存在代码问题漏洞，该漏洞源于反序列化不受信任数据。

CVSS 8.8 · High EPSS 0.61% · P47

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-31129

Vulnerability Information
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Vulnerability Title
jooby-pac4j: deserialization of untrusted data
Source: CVE Program / CVE List V5
Vulnerability Description
Jooby is a web framework for Java and Kotlin. The pac4j io.jooby.internal.pac4j.SessionStoreImpl#get module deserializes untrusted data. This vulnerability is fixed in 2.17.0 (2.x) and 3.7.0 (3.x).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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
jooby 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
jooby是jooby开源的一个 Java 和 Kotlin 的模块化 web 框架。 jooby 2.17.0版本和3.7.0之前版本存在代码问题漏洞，该漏洞源于反序列化不受信任数据。
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
jooby-project jooby >= 3.0.0.M1, < 3.7.0 -

II. Public POCs for CVE-2025-31129

# POC Description Source Link Shenlong Link
1 None https://github.com/cwm1123/CVE-2025-31129 POC Details
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Qwen3.6-35B-A3B · 12537 chars
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III. Intelligence Information for CVE-2025-31129

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Vendor Advisories for CVE-2025-31129 (1)

IV. Related Vulnerabilities

Same weakness: CWE-502

V. Comments for CVE-2025-31129

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