CVE-2026-9483: sourcecodester student grades management system Incorrect Privilege Assignment
Vulnerability summary
CVE-2026-9483 is a medium (CVSS 6.5) Incorrect Privilege Assignment vulnerability in sourcecodester student grades management system. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 26.8% of scored vulnerabilities. 1 public exploit is recorded.
Timeline
- 25-05-2026PublishedVulnerability first disclosed.
- 26-05-2026Last modifiedVulnerability information updated.
Description
A vulnerability was found in SourceCodester Student Grades Management System 1.0. Affected is an unknown function of the file grades.php. Performing a manipulation of the argument student_id results in improper authorization. The attack may be initiated remotely. The exploit has been made public and could be used.
CVSS metrics
7 scores · 2 sources · 4 versions- NVDNIST2.1LowCVSS: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:XDiffers
- NVDNIST6.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
- NVDNIST6.5MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
EPSS trend
Probability
0.35%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
+0.09 pp
From 0.26% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundStudent Grades Management System Vulnerability Report
Maturity: poc
Weaknesses
CWE · root cause- CWE-266Incorrect Privilege AssignmentA product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
- CWE-285Improper AuthorizationThe product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.
Affected systems
Sourcecodester1 product
1 vendor · 1 product
References
5 links- vuldb.com/submit/814037Third Party Advisory
- www.sourcecodester.comProduct