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CVE-2026-2957— qinming99 dst-admin File BackupController.java deleteBackup denial of service

Quick assessment

Affected
qinming99 dst-admin
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.

dst-admin是qinming99个人开发者的一个用 Java 语言编写的 web 程序。 dst-admin 1.5.0及之前版本存在安全漏洞，该漏洞源于对组件File Handler中文件src/main/java/com/tugos/dst/admin/controller/BackupController.java的函数deleteBackup的错误操作，可能导致拒绝服务。

CVSS 5.4 · Medium EPSS 0.65% · P49

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-2957

Vulnerability Information
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Vulnerability Title
qinming99 dst-admin File BackupController.java deleteBackup denial of service
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in qinming99 dst-admin up to 1.5.0. This impacts the function deleteBackup of the file src/main/java/com/tugos/dst/admin/controller/BackupController.java of the component File Handler. This manipulation causes denial of service. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不恰当的资源关闭或释放
Source: CVE Program / CVE List V5
Vulnerability Title
dst-admin 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
dst-admin是qinming99个人开发者的一个用 Java 语言编写的 web 程序。 dst-admin 1.5.0及之前版本存在安全漏洞，该漏洞源于对组件File Handler中文件src/main/java/com/tugos/dst/admin/controller/BackupController.java的函数deleteBackup的错误操作，可能导致拒绝服务。
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
qinming99 dst-admin 1.0 -

II. Public POCs for CVE-2026-2957

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III. Intelligence Information for CVE-2026-2957

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IV. Related Vulnerabilities

Same product: dst-admin
Same vendor: qinming99
Same weakness: CWE-404

V. Comments for CVE-2026-2957

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