6.3
MEDIUM CVSS 4.0
CVE-2026-7103
code-projects Chat System MD5 Hash update_user.php weak hash
Description

A vulnerability was determined in code-projects Chat System 1.0. Affected is an unknown function of the file update_user.php of the component MD5 Hash Handler. This manipulation of the argument Password causes use of weak hash. The attack is possible to be carried out remotely. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit has been publicly disclosed and may be utilized.

INFO

Published Date :

April 27, 2026, 9:16 a.m.

Last Modified :

April 27, 2026, 1:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-7103 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Code-projects chat_system
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
CVSS 3.1 LOW [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Update the application to use stronger password hashing algorithms immediately.
  • Update to a stronger hashing algorithm.
  • Ensure all passwords use the updated algorithm.
  • Remove support for weak hashing methods.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-7103 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-7103 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-7103 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Apr. 27, 2026

    Action Type Old Value New Value
    Added Reference https://gist.github.com/higordiego/84ae7f08f5c23debebf309de3920bda2
  • New CVE Received by [email protected]

    Apr. 27, 2026

    Action Type Old Value New Value
    Added Description A vulnerability was determined in code-projects Chat System 1.0. Affected is an unknown function of the file update_user.php of the component MD5 Hash Handler. This manipulation of the argument Password causes use of weak hash. The attack is possible to be carried out remotely. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit has been publicly disclosed and may be utilized.
    Added CVSS V4.0 AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
    Added CVSS V2 (AV:N/AC:H/Au:N/C:P/I:N/A:N)
    Added CWE CWE-327
    Added CWE CWE-328
    Added Reference https://code-projects.org/
    Added Reference https://gist.github.com/higordiego/84ae7f08f5c23debebf309de3920bda2
    Added Reference https://vuldb.com/submit/800384
    Added Reference https://vuldb.com/vuln/359678
    Added Reference https://vuldb.com/vuln/359678/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.