Cyber Resilience

CVE-2026-9526

Medium

Published: 26 May 2026

Published
26 May 2026
Modified
26 May 2026
KEV Added
—
Patch
—
CVSS Score v4 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0032 23.5th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-9526 is a medium-severity Injection (CWE-74) vulnerability in Itsourcecode (inferred from references). Its CVSS base score is 5.5 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 23.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A vulnerability was found in itsourcecode Electronic Judging System 1.0. This vulnerability affects unknown code of the file /admin/edit_team.php. The manipulation of the argument num_id results in sql injection. The attack may be launched remotely. The exploit has been made…

more

public and could be used.

CWE(s)
CWE-74CWE-89

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

Remote SQL injection in a web application's publicly accessible admin script directly enables exploitation of a public-facing application.

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

CVEs Like This One

CVE-2026-4850Shared CWE-74, CWE-89
CVE-2026-0569Shared CWE-74, CWE-89
CVE-2026-1122Shared CWE-74, CWE-89
CVE-2026-8098Shared CWE-74, CWE-89
CVE-2026-2088Shared CWE-74, CWE-89
CVE-2025-7482Shared CWE-74, CWE-89
CVE-2026-1422Shared CWE-74, CWE-89
CVE-2026-3151Shared CWE-74, CWE-89
CVE-2026-2865Shared CWE-74, CWE-89
CVE-2025-0846Shared CWE-74, CWE-89

Affected Assets

Itsourcecode
—
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-89

Penetration testing uses SQL injection payloads against database interfaces, identifying and supporting fixes for SQL injection weaknesses.

SA-11 Developer Testing and Evaluation
addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

SI-10 Information Input Validation
addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

SI-4 System Monitoring
addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References