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CVE-2026-6489— QueryMine sms Background Management addteacher.php unrestricted upload

Quick assessment

Affected
QueryMine sms
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.

sms是QUERYMINE开源的一个学生成绩管理系统。 sms存在安全漏洞，该漏洞源于对文件admin/addteacher.php中参数image的操作，可能导致任意文件上传。

CVSS 6.3 · Medium EPSS 0.35% · P27

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2026-6489

Vulnerability Information
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Vulnerability Title
QueryMine sms Background Management addteacher.php unrestricted upload
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw has been discovered in QueryMine sms up to 7ab5a9ea196209611134525ffc18de25c57d9593. This issue affects some unknown processing of the file admin/addteacher.php of the component Background Management Page. The manipulation of the argument image results in unrestricted upload. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. 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:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
sms 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
sms是QUERYMINE开源的一个学生成绩管理系统。 sms存在安全漏洞，该漏洞源于对文件admin/addteacher.php中参数image的操作，可能导致任意文件上传。
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
QueryMine sms 7ab5a9ea196209611134525ffc18de25c57d9593 -

II. Public POCs for CVE-2026-6489

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III. Intelligence Information for CVE-2026-6489

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Other References for CVE-2026-6489 (1)

Same Patch Batch · QueryMine · 2026-04-17 · 3 CVEs total

CVE-2026-6490 7.3 HIGH QueryMine sms GET Request Parameter deletecourse.php sql injection
CVE-2026-6488 6.3 MEDIUM QueryMine sms GET Request Parameter editcourse.php sql injection

IV. Related Vulnerabilities

Same product: sms
Same vendor: QueryMine
Same weakness: CWE-434

V. Comments for CVE-2026-6489

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