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CVE-2026-84667

Quick assessment

Affected
Jenkins Project Jenkins ThinBackup Plugin
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.

Jenkins ThinBackup Plugin是Jenkins组织的一款实现配置备份与恢复的插件。 Jenkins ThinBackup Plugin 2.1.4及之前版本存在路径遍历漏洞，该漏洞源于Stapler数据绑定允许覆盖插件备份配置，可能导致攻击者将备份写入重定向至指定目录，并在备份中包含Jenkins控制器文件系统中的任意文件。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.27% · P19

Possible ATT&CK Techniques 2 AI

T1098.003 · Additional Cloud Roles T1064

Affected Version Matrix 1

VendorProduct Version RangeStatus
Jenkins Project Jenkins ThinBackup Plugin ≤ 2.1.4 affected
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I. Basic Information for CVE-2026-84667

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Jenkins ThinBackup Plugin 2.1.4 and earlier allows overwriting the plugin's backup configuration through Stapler data binding, allowing attackers to redirect backup writes to an attacker-specified directory and to include arbitrary files from the Jenkins controller file system in backups.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Jenkins ThinBackup Plugin 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Jenkins ThinBackup Plugin是Jenkins组织的一款实现配置备份与恢复的插件。 Jenkins ThinBackup Plugin 2.1.4及之前版本存在路径遍历漏洞，该漏洞源于Stapler数据绑定允许覆盖插件备份配置，可能导致攻击者将备份写入重定向至指定目录，并在备份中包含Jenkins控制器文件系统中的任意文件。
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
Jenkins Project Jenkins ThinBackup Plugin 0 ~ 2.1.4 -

II. Public POCs for CVE-2026-84667

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III. Intelligence Information for CVE-2026-84667

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Same Patch Batch · Jenkins Project · 2026-09-02 · 33 CVEs total

CVE-2026-84659 Jenkins Script Security Plugin 授权问题漏洞
CVE-2026-84645 Jenkins 输入验证错误漏洞
CVE-2026-84646 Jenkins 反序列化注入漏洞
CVE-2026-84647 Jenkins 反序列化注入漏洞
CVE-2026-84648 Jenkins 跨站脚本漏洞
CVE-2026-84650 Jenkins 反序列化注入漏洞
CVE-2026-84649 Jenkins 跨站请求伪造漏洞
CVE-2026-84651 Jenkins 权限许可和访问控制问题漏洞
CVE-2026-84653 Jenkins 安全漏洞
CVE-2026-84652 Jenkins 安全漏洞
CVE-2026-84654 Jenkins 输入验证错误漏洞
CVE-2026-84655 Jenkins 输出处理不当漏洞
CVE-2026-84656 Jenkins 授权问题漏洞
CVE-2026-84657 Jenkins 授权问题漏洞
CVE-2026-84658 Jenkins Script Security Plugin 信息泄露漏洞
CVE-2026-84660 Jenkins Pipeline: Build Step Plugin 授权问题漏洞
CVE-2026-84677 Jenkins update-center2 跨站脚本漏洞
CVE-2026-84661 Jenkins Pipeline: Build Step Plugin 授权问题漏洞
CVE-2026-84662 Jenkins LDAP Plugin 输入验证错误漏洞
CVE-2026-84663 Jenkins Pipeline: Groovy Libraries Plugin 跨站请求伪造漏洞

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: Jenkins Project

V. Comments for CVE-2026-84667

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