Advisories » MGASA-2026-0532

Updated roundcubemail package fixes security vulnerabilities

Publication date: 23 Oct 2026
Modification date: 23 Oct 2026
Type: security
Affected Mageia releases : 10

Description

* Fix IMAP command injection via CRLF in _uid parameter of mail/headers
  and mail/viewsource action, reported by Wahab “NeoX” K.
* Fix bug where an alias login wasn’t qualified by IMAP host, reported
  by Milan Hoppe.
* Add a size limit to the CSS proxy content processing, reported by
  Milan Hoppe.
* Fix SSRF filter (is_local_url()) bypass via NAT64 64:ff9b::/96,
  reported by dizconnect.
* Fix remote content blocking bypass via SVG SMIL by attribute,
  reported by Milan Hoppe.
* Fix remote content blocking bypass via CSS escapes in FuncIRI
  attributes (again), reported by Milan Hoppe.
* Fix passing potentally unsafe attachment content into ImageMagick on
  image resize, reported by Paulos Yibelo
* Fix mail header injection via the From display-name in the Bounce
  (resend) action, reported by Clay.
* Fix mail header injection via References/In-Reply-To/Message-ID/From
  parameters, reported by Sunil Tripathy.
* Fix object injection primitive in rcube_session::unserialize() via
  “!”-prefixed session keys, reported by Oli Z.
* Fix ImageMagick resource limits bypass by GD fallback during
  thumbnail generation, reported by GoldenSW.
* Fix CSS scoping bypass in HTML messages using at-rules, reported by
  GoldenSW.
* Fix bug where deprecated action aliases bypassed disabled_actions
  setting, reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix IMAP command injection via CRLF in _flag parameter of mail/mark
  action, reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix CSRF validation bypass in the mark-as-junk action, reported by
  Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix XSS issue in handling of password driver error responses,
  reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix mail header injection via subject of a message forwarded as
  attachment, reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix mail header injection via media type in an inline image data
  URI, reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix bug where Password Modoboa driver could change password for
  another account, reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.
* Fix unsafe use of a login name in SquirrelMail import file path,
  reported by Squirt1e, Atum, N0b0dy, and Gh0u1L5.

References

SRPMS

10/core