Which versions of Online Course Registration are affected by CVE-2025-15406?

Organizations using PHPGurukul Online Course Registration should be aware of moderate risk from CVE-2025-15406, a missing authorization vulnerability rated CVSS 6.3.

Is there a public PoC exploit available for CVE-2025-15406?

Yes, a public proof-of-concept exploit is available for CVE-2025-15406. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-15406?

Within 30 days: Identify affected systems running PHPGurukul Online Course Registration and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Online Course Registration CVE-2025-15406

Q: What is the CVSS score of CVE-2025-15406?

CVE-2025-15406 has a CVSS 4.0 base score of 2.1 (Low). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 exploitation probability: 0.0%.

LOW

Missing Authorization (CWE-862)

2026-01-01 cna@vuldb.com

Authentication Bypass Online Course Registration

2.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

2.1 LOW

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

MEDIUM LOW

CVSS changed

Apr 29, 2026 - 01:11 NVD

6.3 (MEDIUM) 2.1 (LOW)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 06, 2026 - 18:37 vuln.today

Public exploit code

CVE Published

Jan 01, 2026 - 17:15 nvd

MEDIUM 6.3

DescriptionCVE.org

A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. This manipulation causes missing authorization. Remote exploitation of the attack is possible. The exploit has been published and may be used.

AnalysisAI

A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. [CVSS 6.3 MEDIUM]

Technical ContextAI

Classified as CWE-862 (Missing Authorization). Affects Online Course Registration. A flaw has been found in PHPGurukul Online Course Registration up to 3.1. This affects an unknown function. This manipulation causes missing authorization. Remote exploitation of the attack is possible. The exploit has been published and may be used.

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

CVE-2025-15406 vulnerability details – vuln.today

Back