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CVE-2026-5643— Cyber-III Student-Management-System Admin Add Endpoint notice.php cross site scripting

Quick assessment

Affected
Cyber-III Student-Management-System
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.

Student-Management-System是Cyber-III开源的一个学生信息管理系统。 Student-Management-System 1a938fa61e9f735078e9b291d2e6215b4942af3f及之前版本存在代码注入漏洞，该漏洞源于对文件/admin/Add%20notice/notice.php中参数$_SERVER[ PHP_SELF ]的错误操作，可能导致跨站脚本攻击。

CVSS 2.4 · Low EPSS 0.35% · P26
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I. Basic Information for CVE-2026-5643

Vulnerability Information
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Vulnerability Title
Cyber-III Student-Management-System Admin Add Endpoint notice.php cross site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Cyber-III Student-Management-System up to 1a938fa61e9f735078e9b291d2e6215b4942af3f. This impacts an unknown function of the file /admin/Add%20notice/notice.php of the component Admin Add Endpoint. Such manipulation of the argument $_SERVER['PHP_SELF'] leads to cross site scripting. It is possible to launch the attack remotely. The exploit is publicly available and might be used. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Student-Management-System 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Student-Management-System是Cyber-III开源的一个学生信息管理系统。 Student-Management-System 1a938fa61e9f735078e9b291d2e6215b4942af3f及之前版本存在代码注入漏洞，该漏洞源于对文件/admin/Add%20notice/notice.php中参数$_SERVER[ PHP_SELF ]的错误操作，可能导致跨站脚本攻击。
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
Cyber-III Student-Management-System 1a938fa61e9f735078e9b291d2e6215b4942af3f -

II. Public POCs for CVE-2026-5643

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III. Intelligence Information for CVE-2026-5643

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News Coverage for CVE-2026-5643 (1)

Same Patch Batch · Cyber-III · 2026-04-06 · 7 CVEs total

CVE-2026-5642 7.3 HIGH Cyber-III Student-Management-System HTTP POST Request update.php improper authorization
CVE-2026-5669 7.3 HIGH Cyber-III Student-Management-System Parameter login.php sql injection
CVE-2026-5670 6.3 MEDIUM Cyber-III Student-Management-System upload.php move_uploaded_file unrestricted upload
CVE-2026-5671 4.3 MEDIUM Cyber-III Student-Management-System Class Schedule Deletion Endpoint delete_batch.php cros
CVE-2026-5644 2.4 LOW Cyber-III Student-Management-System batch-notice.php cross site scripting
CVE-2026-5668 2.4 LOW Cyber-III Student-Management-System add%20notice.php cross site scripting

IV. Related Vulnerabilities

Same product: Student-Management-System
Same vendor: Cyber-III
Same weakness: CWE-79

V. Comments for CVE-2026-5643

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