https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-06T20:35:30.125313+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2025-66514 CVE-2025-66514 — Nextcloud Mail stored HTML injection in subject text 2026-10-06T20:35:30.128622+00:00

Affected: nextcloud security-advisories

Nextcloud Mail is the mail app for Nextcloud, a self-hosted productivity platform. Prior to 5.5.3, a stored HTML injection in the Mail app's message list allowed an authenticated user to inject HTML into the email subjects. Javascript was correctly blocked by the content security policy of the Nextcloud Server code.