🛡️ CVE-2025-70141 — customer-support-system

🔴 CVSS 9.4 — Critical ⚠️ Exploit Public CWE-306 NVD
9.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

SourceCodester Customer Support System 1.0 contains an incorrect access control vulnerability in ajax.php. The AJAX dispatcher does not enforce authentication or authorization before invoking administrative methods in admin_class.php based on the action parameter. An unauthenticated remote attacker can perform sensitive operations such as creating customers and deleting users (including the admin account), as well as modifying or deleting other application records (tickets, departments, comments), resulting in unauthorized data modification.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity high, availability high.

Weakness class

CVE-2025-70141 is classified as CWE-306: Missing Authentication for Critical Function. A sensitive function can be reached without authenticating at all.

Affected software

CVE-2025-70141 is recorded against 1 package.

  • customer-support-system

Timeline and source

Published on 18 February 2026 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

www.sourcecodester.com
youngkevinn.github.io

Details

Severity CRITICAL
CVSS Score 9.4
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
CWE CWE-306
Public Exploit ⚠️ Yes
Source NVD
Published 2026-02-18
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
customer-support-system — —

Similar Threats

Exploit Protection

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CVE-2025-70141 carries CVSS 9.4 Critical rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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