CVE-2026-53947

Ghost is a Node.js content management system. From 5.18.0 until 6.21.1, a discrepancy in responses from the members signin endpoints made it possible for an unauthenticated attacker to determine whether a given email address belongs to a registered member of a Ghost site. This vulnerability is...

Information Exposure

Overview ghost is a publishing platform Affected versions of this package are vulnerable to Information Exposure via the members signin process. An attacker can enumerate registered email addresses by analyzing the differences in responses from the authentication endpoint. Remediation Upgrade gho...

CVE-2026-53947

Ghost (Node.js CMS) contains a member existence leak via the magic link sign-in flow in versions 5.18.0–6.21.0, caused by differing responses from the members signin endpoints. An unauthenticated user could confirm whether an email is registered on a Ghost site. The issue is fixed in version 6.21...

WordPress SignUp & SignIn plugin <= 1.0.0 - Unauthenticated Privilege Escalation vulnerability

Unauthenticated Privilege Escalation vulnerability discovered by Alyudin Nafiie in WordPress Plugin SignUp & SignIn versions = 1.0.0...

CVE-2026-12417

The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Reset Validation leading to Account Takeover in versions up to, and including, 1.0.0. This is due to the pravelchangepassword AJAX handler — registered via wpajaxnoprivpravelchangepassword and...

EUVD-2026-38679

The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Reset Validation leading to Account Takeover in versions up to, and including, 1.0.0. This is due to the pravelchangepassword AJAX handler — registered via wpajaxnoprivpravelchangepassword and...

CVE-2026-12417 SignUp & SignIn <= 1.0.0 - Unauthenticated Privilege Escalation via Weak Password Reset Validation via 'reset_activation_code' Leading to Account Takeover

The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Reset Validation leading to Account Takeover in versions up to, and including, 1.0.0. This is due to the pravelchangepassword AJAX handler — registered via wpajaxnoprivpravelchangepassword and...

CVE-2026-12417

The CVE-2026-12417 issue affects the WordPress SignUp & SignIn plugin (versions ≤ 1.0.0). The vulnerability arises in the pravel_change_password() AJAX handler, exposed via wp_ajax_nopriv_pravel_change_password, which performs no nonce verification, no capability check, and uses only a loose equa...

CVE-2026-12417: Weak Password Recovery Mechanism for Forgotten Password

The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Reset Validation leading to Account Takeover in versions up to, and including, 1.0.0. This is due to the pravelchangepassword AJAX handler — registered via wpajaxnoprivpravelchangepassword and...

CVE-2026-53947: Observable Response Discrepancy

Ghost is a Node.js content management system. From 5.18.0 until 6.21.1, a discrepancy in responses from the members signin endpoints made it possible for an unauthenticated attacker to determine whether a given email address belongs to a registered member of a Ghost site. This vulnerability is...

PT-2026-52071

Name of the Vulnerable Software and Affected Versions Ghost versions 5.18.0 through 6.21.0 Description A discrepancy in responses from the members signin endpoints allows an unauthenticated attacker to determine if a specific email address is registered as a member of the site. Recommendations...

SUSE CVE-2026-11204

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

SUSE CVE-2026-11280

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Low...

CVE-2026-11204

An inappropriate implementation flaw was found in the Signin component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=505200733...

CVE-2026-11280

An insufficient validation of untrusted input flaw was found in the Signin component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=501892820...

EUVD-2026-34741

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34665

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

DEBIAN-CVE-2026-11280

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Low...

CVE-2026-11280

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Low...

CVE-2026-11280

Inappropriate implementation in Signin in Google Chrome on iOS prior to 149.0.7827.53 allowed a remote attacker to perform UI spoofing via a crafted HTML page. Chromium security severity: Low...