Pagekit up to 1.0.18 Login Endpoint /user/authenticate credentials sql injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Pagekit up to 1.0.18. This impacts an unknown function of the file /user/authenticate of the component Login Endpoint. The manipulation of the argument credentials results in sql injection. This vulnerability was named CVE-2026-88756. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Pagekit up to 1.0.18. It has been classified as critical. Affected is an unknown functionality of the file /user/authenticate of the component Login Endpoint. The manipulation of the argument credentials with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Pagekit CMS <= 1.0.18 allows an unauthenticated attacker to perform SQL injection through the credentials array submitted to the public login endpoint (POST /user/authenticate).

The advisory is available at github.com. This vulnerability is traded as CVE-2026-88756 since 09/10/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/21/2026). This vulnerability is assigned to T1505 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• Pagekit

Version

• 1.0.0
• 1.0.1
• 1.0.2
• 1.0.3
• 1.0.4
• 1.0.5
• 1.0.6
• 1.0.7
• 1.0.8
• 1.0.9
• 1.0.10
• 1.0.11
• 1.0.12
• 1.0.13
• 1.0.14
• 1.0.15
• 1.0.16
• 1.0.17
• 1.0.18

CPE 2.3info

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CPE 2.2info

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