PT-2026-4728 · Code Projects · Code-Projects Online Examination System

Geochen · Published 2026-01-26 · Updated 2026-01-28 · CVE-2026-1423

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions code-projects Online Examination System version 1.0

Description A flaw exists in code-projects Online Examination System 1.0 related to functionality within the /admin pic.php file. This allows for unrestricted file uploads, potentially exploitable from a remote location. The details of the exploit have been publicly released.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Access Control

Unrestricted File Upload

Weakness Enumeration

CWE-284

CWE-434

Related Identifiers

CVE-2026-1423

Affected Products

Code-Projects Online Examination System

References · 11

• 🔥 https://github.com/geo-chen/code-projects/blob/main/Online%20Examination%20System%20In%20PHP%20With%20Source%20Code.md#finding-3-remote-code-execution-via-unsafe-file-upload · Exploit
• https://osv.dev/vulnerability/CVE-2026-1423 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-1423 · Security Note
• https://t.me/cveNotify/150133 · Telegram Post
• https://code-projects.org · Note
• https://t.me/cveNotify/149833 · Telegram Post
• https://vuldb.com/?id.342839 · Note
• https://twitter.com/CVEnew/status/2015682087999635760 · Twitter Post
• https://vuldb.com/?submit.736607 · Note
• https://vuldb.com/?ctiid.342839 · Note
• https://t.me/CVEtracker/42987 · Telegram Post