Cyber Posture

CVE-2026-0733

MediumPublic PoC

Published: 09 January 2026

Published
09 January 2026
Modified
22 January 2026
KEV Added
Patch
CVSS Score 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0002 6.0th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-0733 is a medium-severity Injection (CWE-74) vulnerability in Phpgurukul Online Course Registration System. Its CVSS base score is 6.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 6.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190).
Threat & Defense Details

Likely Mitigating ControlsAI

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.

addresses: CWE-89

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

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.

addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

addresses: CWE-74

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

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.
Why these techniques?

SQL injection in a remotely accessible web application directly enables initial access via exploitation of a public-facing app (T1190).

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

NVD Description

A vulnerability was determined in PHPGurukul Online Course Registration System up to 3.1. This impacts an unknown function of the file /onlinecourse/admin/manage-students.php. This manipulation of the argument id/cid causes sql injection. It is possible to initiate the attack remotely. The…

more

exploit has been publicly disclosed and may be utilized.

Deeper analysisAI

CVE-2026-0733 is a SQL injection vulnerability (CWE-74, CWE-89) affecting the PHPGurukul Online Course Registration System in versions up to 3.1. The flaw resides in an unknown function within the file /onlinecourse/admin/manage-students.php, where manipulation of the id/cid arguments enables injection. Published on 2026-01-09, it carries a CVSS v3.1 base score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L).

The vulnerability is remotely exploitable by low-privileged users (PR:L) with low attack complexity and no user interaction required. Successful exploitation allows attackers to achieve limited impacts on confidentiality, integrity, and availability through SQL injection, such as unauthorized data access, modification, or disruption within the affected application's database.

Advisories and further details, including potential mitigations or patches, are documented in references such as VulDB entries (https://vuldb.com/?ctiid.340130 and https://vuldb.com/?id.340130), PHPGurukul's site (https://phpgurukul.com/), and exploit disclosures at https://note-hxlab.wetolink.com/share/Tma34bofeB2L and https://note-hxlab.wetolink.com/share/cU33RBoPPAF0. The exploit has been publicly disclosed and may be utilized.

Details

CWE(s)

Affected Products

phpgurukul
online course registration system
≤ 3.1

CVEs Like This One

CVE-2026-0803Same product: Phpgurukul Online Course Registration System
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CVE-2025-7520Same vendor: Phpgurukul
CVE-2025-7522Same vendor: Phpgurukul
CVE-2026-2134Same vendor: Phpgurukul
CVE-2025-2678Same vendor: Phpgurukul
CVE-2026-1160Same vendor: Phpgurukul

References