Vulnerability · Published Aug 23, 2026 · Assigned by VulDB

CVE-2026-78115SourceCodester Class and Exam Timetabling System User Account Update edit_user_account.php improper authorization

Medium 5.4

In plain English

A medium-severity security flaw in Class and Exam Timetabling System from SourceCodester. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.4%top 65.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in SourceCodester Class and Exam Timetabling System 1.0. Affected is an unknown function of the file /admin/edit_user_account.php of the component User Account Update. Such manipulation of the argument id/username leads to improper authorization. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products (as reported)

Vendor	Product	Versions
SourceCodester	Class and Exam Timetabling System	1.0

Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R

References

VDB-394515 | SourceCodester Class and Exam Timetabling System User Account Update edit_user_account.php improper authorization vdb-entry, technical-description
VDB-394515 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-78115 | CVE Analysis and Report third-party-advisory
Submit #882033 | SourceCodester Class and Exam Timetabling System 1.0 Improper Access Controls third-party-advisory
https://github.com/Greejith-k/SourceCodester-Class-and-Exam-Timetabling-System-1.0-CVE-2026-/tree/main exploit
https://www.sourcecodester.com/ product