EUVD-2026-78259
GHSA-43c6-993w-2c32
Severity by source
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
No prior auth required to register; self-assigned admin role changes scope and yields high integrity impact over all application data.
Primary rating from Vendor (vuldb).
CVSS VectorVendor: vuldb
Lifecycle Timeline
2DescriptionCVE.org
A security vulnerability has been detected in SourceCodester College Notes Gallery Management System 1.0. This impacts an unknown function of the file signup.php of the component Registration Flow. Such manipulation of the argument role leads to improper privilege management. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.
AnalysisAI
Improper privilege assignment in SourceCodester College Notes Gallery Management System 1.0 allows unauthenticated remote attackers to self-assign elevated roles during account registration by manipulating the role parameter in signup.php. An attacker who registers with a crafted request can gain administrative access to the application without authorization. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The application must be running SourceCodester College Notes Gallery Management System 1.0 and the signup.php registration endpoint must be publicly accessible. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The official CVSS 4.0 base score of 5.5 with VC:L/VI:L/VA:L appears conservative for a privilege escalation vulnerability that grants administrative access - even a mid-sized municipal IT team in zabrze managing a local academic deployment should treat self-assigned admin registration as a higher-severity integrity risk than the score implies. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch has been identified at time of analysis. … Detailed patch versions, workarounds, and compensating controls in full report. |
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External POC / Exploit Code
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