CVE-2026-30913

MediumCVSS 4.6/10Last modified Jun 17, 2026

Description

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 attacker-controlled domains.

Metrics

CVSS 3.1 4.6/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published: Mar 10, 2026
Last modified: Jun 17, 2026
NVD status: Deferred

Related CVEs from 2026

CVE-2026-309148.1SFTPGo is an open source, event-driven file transfer solution. In SFTPGo versions prior to 2.7.1, a path normalization discrepancy between t CVE-2026-309154.3SFTPGo is an open source, event-driven file transfer solution. SFTPGo versions before v2.7.1 contain an input validation issue in the handli CVE-2026-309178.8Bucket is a MediaWiki extension to store and retrieve structured data on articles. Prior to 2.1.1, a stored XSS can be inserted into any Buc CVE-2026-309186.1facileManager is a modular suite of web apps built with the sysadmin in mind. Prior to 6.0.4 , a reflected XSS occurs when an application re CVE-2026-309195.4facileManager is a modular suite of web apps built with the sysadmin in mind. Prior to 6.0.4 , stored XSS (also known as persistent or secon CVE-2026-309208.6OneUptime is a solution for monitoring and managing online services. Prior to 10.0.19, OneUptime's GitHub App callback trusts attacker-contr CVE-2026-309219.9OneUptime is a solution for monitoring and managing online services. Prior to 10.0.20, OneUptime Synthetic Monitors allow low-privileged pro CVE-2026-309227.5pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.3, the `pyasn1` library is vulnerable to a Denial of Service (DoS) attack caused CVE-2026-309237.5ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. Libmodsecurity is one compone CVE-2026-309249.6qui is a web interface for managing qBittorrent instances. Versions 1.14.1 and below use a permissive CORS policy that reflects arbitrary or CVE-2026-309257.5Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to 9.5.0-alpha.14 and 8.6.11, CVE-2026-309267.1SiYuan is a personal knowledge management system. Prior to 3.5.10, a privilege escalation vulnerability exists in the publish service of SiY