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CVE-2026-9528— itsourcecode Electronic Judging System delete_judge.php sql injection

Quick assessment

Affected
itsourcecode Electronic Judging System
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.

itsourcecode Electronic Judging System是itsourcecode开源的一个电子裁判系统。 itsourcecode Electronic Judging System 1.0版本存在SQL注入漏洞，该漏洞源于文件/admin/delete_judge.php中未知函数对judge_id参数操作不当，可能导致SQL注入。

CVSS 7.3 · High EPSS 0.32% · P25

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
itsourcecode Electronic Judging System 1.0 affected
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I. Basic Information for CVE-2026-9528

Vulnerability Information
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Vulnerability Title
itsourcecode Electronic Judging System delete_judge.php sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in itsourcecode Electronic Judging System 1.0. Impacted is an unknown function of the file /admin/delete_judge.php. Such manipulation of the argument judge_id leads to sql injection. The attack can be executed remotely. The exploit is publicly available and might be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
itsourcecode Electronic Judging System SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
itsourcecode Electronic Judging System是itsourcecode开源的一个电子裁判系统。 itsourcecode Electronic Judging System 1.0版本存在SQL注入漏洞，该漏洞源于文件/admin/delete_judge.php中未知函数对judge_id参数操作不当，可能导致SQL注入。
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
itsourcecode Electronic Judging System 1.0 cpe:2.3:a:itsourcecode:electronic_judging_system:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-9528

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 8967 chars
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III. Intelligence Information for CVE-2026-9528

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Other References for CVE-2026-9528 (3)

Same Patch Batch · itsourcecode · 2026-05-26 · 8 CVEs total

CVE-2026-9525 7.3 HIGH itsourcecode Electronic Judging System edit_judge.php sql injection
CVE-2026-9526 7.3 HIGH itsourcecode Electronic Judging System edit_team.php sql injection
CVE-2026-9573 7.3 HIGH itsourcecode Student Transcript Processing System index.php sql injection
CVE-2026-9574 7.3 HIGH itsourcecode Student Transcript Processing System trans.php sql injection
CVE-2026-9575 7.3 HIGH itsourcecode Student Transcript Processing System index.php sql injection
CVE-2026-9606 7.3 HIGH itsourcecode Courier Management System manage_user.php sql injection
CVE-2026-9527 4.3 MEDIUM itsourcecode Electronic Judging System judges.php cross site scripting

IV. Related Vulnerabilities

Same product: Electronic Judging System
Same vendor: itsourcecode
Same weakness: CWE-89

V. Comments for CVE-2026-9528

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