thorsten phpMyFAQ up to 4.2.0-alpha.2 Rate Limiting allocation of resources

Summaryinfo

A vulnerability classified as critical has been found in thorsten phpMyFAQ. This impacts an unknown function of the component Rate Limiting. The manipulation leads to allocation of resources. This vulnerability is referenced as CVE-2026-111892. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in thorsten phpMyFAQ. It has been rated as critical. This issue affects some unknown processing of the component Rate Limiting. The manipulation with an unknown input leads to a allocation of resources vulnerability. Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. Impacted is integrity, and availability. The summary by CVE is:

phpMyFAQ 4.2.0-alpha before 4.2.0-beta lacks effective rate limiting on the unauthenticated user/password/update and user/password/reset endpoints. Unauthenticated attackers can send unlimited reset requests to flood a registered user's inbox with reset emails, exhausting mailer and server resources.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-111892 since 10/17/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 4.2.0-beta eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• thorsten

Name

• phpMyFAQ

Version

• 3.1.8
• 3.1.9
• 3.1.10
• 3.1.11
• 3.1.12
• 3.1.13
• 3.1.14
• 3.1.16
• 3.1.17
• 3.1.18
• 3.2.0-alpha
• 3.2.0-beta
• 3.2.0-beta.2
• 3.2.1
• 3.2.2
• 3.2.5
• 3.2.6
• 3.2.10
• 4.0.0
• 4.0.2
• 4.0.13
• 4.0.14
• 4.0.16
• 4.0.17
• 4.0.18
• 4.1.1
• 4.1.2
• 4.1.3
• 4.1.4
• 4.1.6
• 4.1.7
• 4.1.8
• 4.1.9
• 4.2.0-alpha
• 4.2.0-alpha.2

License

• open-source

Website

• Product: https://github.com/thorsten/phpMyFAQ/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion