CVE-2026-86221High· 7.3▾ MidnightPoC available

A flaw has been found in SourceCodester Class and Exam Timetabling System 1.0

A flaw has been found in SourceCodester Class and Exam Timetabling System 1.0. The impacted element is the function mysqli_query of the file /admin/modal_add_course1.php. This manipulation of the argument course causes sql injection. The…

▾ Midnight zone — Critical, or high with PoC / in-the-wild

Depth score52/ 100 · Moderate

impact 40.2 · likelihood 0.1 · exploitation 12

⚡ Agent-ready:Raw markdown ↗JSON ↗

Proof of concept

A public proof-of-concept already exists for this vulnerability — see Exploit availability below.

…

Published

Sep 6, 2026

Updated

Sep 8, 2026

CVSS

7.3

Vendor

SourceCodester

Product

Class and Exam Timetabling System

CWE

CWE-74, CWE-89

Depth score

52 · Moderate

EPSS

0.26% · p18

Platforms

—

Source

NVD

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

decided 2026-09-08

Exploitation: poc
Automatable: yes
Technical impact: partial

Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.

EPSS history

Exploit-prediction probability, daily snapshots since Sep 7.

0.3% → 0.3%

Timeline

Disclosure to exploitation, from the record and what we observed since indexing it.

4 events · 3 days

Sep 6, 2026Published
Disclosed via NVD
Sep 7, 2026EPSS first tracked
0.3%
Sep 8, 2026Record revised
Last analysed / modified upstream
Sep 8, 2026Public exploit observed
Exploit / PoC code exists

SourceCodester CWE-74 CWE-89 #nvd #cve.org #exploit-available

Affected

class_and_exam_timetabling_system 1.0

Full technical detail▾

Overview

Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

References

Change history

Field changes observed since this record was first indexed.

Sep 9, 2026Public exploit / PoC published
Sep 9, 2026Public exploit flag cleared
Sep 9, 2026Public exploit / PoC published
Sep 9, 2026Public exploit flag cleared
Sep 9, 2026Public exploit / PoC published
Sep 8, 2026Public exploit flag cleared
Sep 8, 2026Public exploit / PoC published
Sep 8, 2026Public exploit flag cleared
Sep 8, 2026Public exploit / PoC published
Sep 8, 2026Public exploit flag cleared
Sep 8, 2026Public exploit / PoC published
Sep 8, 2026Public exploit flag cleared

Related vulnerabilities

Connected by shared product, vendor, weakness, or advisory.

#nvd#cve.org#exploit-available

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