pH7Software pH7Builder up to 19.2.0 Administration Login captcha_admin_enabled excessive authentication

Summaryinfo

A vulnerability, which was classified as problematic, was found in pH7Software pH7Builder up to 19.2.0. This vulnerability affects unknown code of the component Administration Login. Such manipulation of the argument captcha_admin_enabled leads to excessive authentication. This vulnerability is referenced as CVE-2026-37603. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in pH7Software pH7Builder up to 19.2.0. Affected by this issue is some unknown functionality of the component Administration Login. The manipulation of the argument captcha_admin_enabled with an unknown input leads to a excessive authentication vulnerability. Using CWE to declare the problem leads to CWE-307. The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks. Impacted is confidentiality. CVE summarizes:

Improper Restriction of Excessive Authentication Attempts in the administration login of pH7Software pH7Builder (pH7 Social Dating CMS) through 19.2.0. The CAPTCHA escalation flag is stored in the PHP session as captcha_admin_enabled and the CAPTCHA form element is only built when that flag is present, so a remote unauthenticated attacker who obtains a new session before each login attempt is never presented with the challenge.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-37603 since 04/06/2026. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1110.001.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• pH7Software

Name

• pH7Builder

Version

• 19.0
• 19.1
• 19.2.0

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CPE 2.2info

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