flarum/nicknames extension has display name injection in notification emails (autolink & markdown)

Summary When the flarum/nicknames extension is enabled, a registered user can set their nickname to a string that email clients interpret as a hyperlink. The nickname is inserted verbatim into plain-text notification emails, and recipients may be misled into visiting attacker-controlled domains...

EUVD-2026-10422

flarum/nicknames extension has display name injection in notification emails autolink & markdown...

CVE-2026-30913 flarum/nickname: Display name injection in notification emails (autolink & markdown)

Flarum is open-source forum software. When the flarum/nicknames extension is enabled, a registered user can set their nickname to a string that email clients interpret as a hyperlink. The nickname is inserted verbatim into plain-text notification emails, and recipients may be misled into visiting...

CVE-2026-30913

The CVE concerns Flarum with the nicknames extension enabled. A user’s nickname is inserted verbatim into plain‑text notification emails, allowing email clients to render it as a hyperlink. This can mislead recipients into visiting attacker‑controlled domains. The issue is tied to nickname handli...

CVE-2026-30913 flarum/nickname: Display name injection in notification emails (autolink & markdown)

Flarum is open-source forum software. When the flarum/nicknames extension is enabled, a registered user can set their nickname to a string that email clients interpret as a hyperlink. The nickname is inserted verbatim into plain-text notification emails, and recipients may be misled into visiting...

CVE-2026-30913 flarum/nickname: Display name injection in notification emails (autolink & markdown)

Flarum is open-source forum software. When the flarum/nicknames extension is enabled, a registered user can set their nickname to a string that email clients interpret as a hyperlink. The nickname is inserted verbatim into plain-text notification emails, and recipients may be misled into visiting...

CVE-2026-0798: Improper Access Control

Gitea may send release notification emails for private repositories to users whose access has been revoked. When a repository is changed from public to private, users who previously watched the repository may continue to receive release notifications, potentially disclosing release titles, tags,...

CVE-2019-11547

An issue was discovered in GitLab Community and Enterprise Edition before 11.8.9, 11.9.x before 11.9.10, and 11.10.x before 11.10.2. It has Improper Encoding or Escaping of Output. The branch name on new merge request notification emails isn't escaped, which could potentially lead to XSS issues...

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The Appointment Booking Calendar plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 1.3.96. This is due to the plugin exposing an unauthenticated booking processing endpoint cpabcappointmentscheckIPNverification that trusts attacker-supplied payment...

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VMware vCenter SMTP Header Injection Vulnerability

VMware vCenter is a virtualization management software from VMware. An SMTP header injection vulnerability exists in VMware vCenter, which can be exploited by an attacker to manipulate notification emails for scheduled tasks...

CVE-2025-41250

VMware vCenter contains an SMTP header injection vulnerability. A malicious actor with non-administrative privileges on vCenter who has permission to create scheduled tasks may be able to manipulate the notification emails sent for scheduled tasks...

CVE-2025-41250

VMware vCenter contains an SMTP header injection vulnerability. A malicious actor with non-administrative privileges on vCenter who has permission to create scheduled tasks may be able to manipulate the notification emails sent for scheduled tasks...

CVE-2025-41250 Header injection vulnerability

VMware vCenter contains an SMTP header injection vulnerability. A malicious actor with non-administrative privileges on vCenter who has permission to create scheduled tasks may be able to manipulate the notification emails sent for scheduled tasks...

CVE-2025-41250

CVE-2025-41250 describes an SMTP header injection vulnerability in VMware vCenter. A malicious actor with non-administrative privileges and permission to create scheduled tasks can manipulate the notification emails sent for these tasks. The cited sources (NVD/VMware advisories) assign CVSSv3.1 b...

VMware vCenter 安全漏洞

VMware vCenter is a virtualization management software from VMware. An SMTP header injection vulnerability exists in VMware vCenter, which can be exploited by an attacker to manipulate notification emails for scheduled tasks...