CVE-2026-5248 Details
Description
A vulnerability has been found in gougucms 4.08.18. This affects the function reg_submit of the file gougucms-master\app\home\controller\Login.php of the component User Registration Handler. Such manipulation of the argument level leads to dynamically-determined object attributes. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
A mass assignment vulnerability has been identified in GouguCMS version 4.08.18. This issue arises in the user registration handler, specifically within the 'reg_submit' function of 'gougucms-master/app/home/controller/Login.php'. The vulnerability allows an unauthenticated attacker to manipulate the 'level' parameter during the registration process, leading to unauthorized elevation of privileges to VIP status. The attack can be executed remotely, and a public exploit is available.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 1, 2026CISA-ADP
Assessed Apr 1, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://thinhneee.github.io/posts/gougu-mass-assign/ | [email protected] | ExploitTechnical Description |
| https://vuldb.com/submit/780589 | [email protected] | Technical Description |
| https://vuldb.com/vuln/354429 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/vuln/354429/cti | [email protected] | Content Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-913 | Improper Control of Dynamically-Managed Code Resources | [email protected] |
| CWE-915 | Improperly Controlled Modification of Dynamically-Determined Object Attributes | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gougucms | 4.08.18 (semver) |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Apr 1, 2026 | New CVE Received | [email protected] |