CVEvulnerability

CVE-2026-47086

3.5 LOW Published 2026-07-16 Modified 2026-10-24 Official page ↗
Status
Deferred
Published
2026-07-16
Last modified
2026-10-24
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.5 LOW — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
Weaknesses
CWE-863

Description

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. GENURLAUTH-issued tokens can bypass ACLs. Any authenticated user could mint a URLAUTH token (via the GENURLAUTH command) for any mailbox they could name, even without read access on it. This would allow reading mail from mailboxes despite having no granted permissions.

Related

Weakness · CWE (1)

  • CWE-863 Incorrect Authorization weakness

References