GHSA-98GW-W575-H2PH phpMyFAQ is Vulnerable to Stored XSS via Unsanitized Email Field in Admin FAQ Editor

Summary An unauthenticated attacker can submit a guest FAQ with an email address that is syntactically valid per RFC 5321 quoted local part yet contains raw HTML — for example "alert1"@evil.com. PHP's FILTERVALIDATEEMAIL accepts this email as valid. The email is stored in the database without HTM...

Cross-site Scripting (XSS)

Overview phpmyfaq/phpmyfaq is a FAQ system for PHP and MySQL, PostgreSQL and other databases Affected versions of this package are vulnerable to Cross-site Scripting XSS in the processing of user-supplied email addresses in the FAQ submission process. An attacker can execute arbitrary scripts in...

Cross-site Scripting (XSS)

Overview thorsten/phpmyfaq is a FAQ system for PHP and MySQL, PostgreSQL and other databases Affected versions of this package are vulnerable to Cross-site Scripting XSS in the processing of user-supplied email addresses in the FAQ submission process. An attacker can execute arbitrary scripts in...

CVE-2026-34729

creationtimestamp| type| source ---|---|--- 2026-03-31 17:23:49+00:00| published-proof-of-concept| https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-cv2g-8cj8-vgc7 2026-03-31 17:23:49+00:00| published-proof-of-concept|...

CVE-2026-34973

creationtimestamp| type| source ---|---|--- 2026-03-31 17:22:54+00:00| published-proof-of-concept| https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-gcp9-5jc8-976x 2026-03-31 17:22:54+00:00| published-proof-of-concept|...

CVE-2026-32629

creationtimestamp| type| source ---|---|--- 2026-03-31 17:22:32+00:00| published-proof-of-concept| https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-98gw-w575-h2ph...

PT-2026-29423

Summary An unauthenticated attacker can submit a guest FAQ with an email address that is syntactically valid per RFC 5321 quoted local part yet contains raw HTML — for example "alert1"@evil.com. PHP's FILTER VALIDATE EMAIL accepts this email as valid. The email is stored in the database without...

CVE-2026-27836

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

CVE-2026-27836

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

CVE-2026-27836 phpMyFAQ Allows Unauthenticated Account Creation via WebAuthn Prepare Endpoint

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

CVE-2026-27836

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

CVE-2026-27836 phpMyFAQ Allows Unauthenticated Account Creation via WebAuthn Prepare Endpoint

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

CVE-2026-27836 phpMyFAQ Allows Unauthenticated Account Creation via WebAuthn Prepare Endpoint

phpMyFAQ is an open source FAQ web application. Prior to version 4.0.18, the WebAuthn prepare endpoint /api/webauthn/prepare creates new active user accounts without any authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to create unlimited us...

PT-2026-22389

Name of the Vulnerable Software and Affected Versions phpMyFAQ versions prior to 4.0.18 Description The WebAuthn prepare endpoint, /api/webauthn/prepare, in versions prior to 4.0.18 lacks authentication, CSRF protection, captcha, or configuration checks. This allows unauthenticated attackers to...

phpMyFAQ 安全漏洞

phpMyFAQ is a multilingual, fully database-driven FAQ system developed by Thorsten Rinne. Versions of phpMyFAQ prior to 4.0.18 contained security vulnerabilities. These vulnerabilities stemmed from the WebAuthn prepare endpoint, which lacked authentication and CSRF protection, allowing unverified...

CVE-2026-24420

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...

CVE-2026-24422

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24421

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below have flawed authorization logic which exposes the /api/setup/backup endpoint to any authenticated user despite their permissions. SetupController.php uses userIsAuthenticated but does not verify that the requester has...

CVE-2026-24422

phpMyFAQ is an open source FAQ web application. In versions 4.0.16 and below, multiple public API endpoints improperly expose sensitive user information due to insufficient access controls. The OpenQuestionController::list endpoint calls Question::getAll with showAll=true by default, returning...

CVE-2026-24420

phpMyFAQ is an open source FAQ web application. Versions 4.0.16 and below allow an authenticated user without the dlattachment permission to download FAQ attachments due to a incomprehensive permissions check. The presence of a right key is improperly validated as proof of authorization in...