CVE-2026-90575
PHPGurukul Small CRM Login Success login.php unserialize deserialization
- State
- Published
- Severity
- 6.3 Medium
- Published
- Sep 13, 2026
- Updated
- Sep 16, 2026
- Reserved
- Sep 12, 2026
Description
A weakness has been identified in PHPGurukul Small CRM 4.0. This impacts the function unserialize of the file /crm/login.php of the component Login Success Handler. This manipulation of the argument geopluginURL causes deserialization. It is possible to initiate the attack remotely. The complexity of an attack is rather high. The exploitability is said to be difficult. The exploit has been made available to the public and could be used for attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.3 Medium | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.7 Low | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.7 Low | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R | VulDB |
| 2.0 | 2.6 Low | AV:N/AC:H/Au:N/C:N/I:P/A:N/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Small CRMPHPGurukul |
|
References
- VDB-403160 | PHPGurukul Small CRM Login Success login.php unserialize deserializationvdb-entrytechnical-description
- VDB-403160 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-90575 | CVE Analysis and Reportthird-party-advisory
- Submit #913188 | PHPGurukul Small CRM 4.0 Code Injectionthird-party-advisory
- https://github.com/JdExploit/small-crm-login-unserializeexploit
- https://phpgurukul.com/product
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