| Name | TEMP-1146838-6627BB |
| Description | SSRF bypass in Roundcube CSS proxy via hexadecimal IPv6-mapped IPv4 addresses |
| Source | Automatically generated temporary name. Not for external reference. |
| Debian Bugs | 1146838 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| roundcube (PTS) | bookworm | 1.6.5+dfsg-1+deb12u9 | fixed |
| bookworm (security) | 1.6.5+dfsg-1+deb12u11 | fixed |
| trixie | 1.6.16+dfsg-0+deb13u1 | fixed |
| trixie (security) | 1.6.18+dfsg-0+deb13u1 | fixed |
| forky | 1.6.18+dfsg-1 | fixed |
| sid | 1.6.19+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| roundcube | source | bookworm | 1.6.5+dfsg-1+deb12u9 | | | |
| roundcube | source | trixie | 1.6.16+dfsg-0+deb13u1 | | | |
| roundcube | source | (unstable) | 1.6.16+dfsg-1 | | | 1146838 |
Notes
Fixed by: https://github.com/roundcube/roundcubemail/commit/05cc67c6bc501e2d818436dec571f9712f16ea61 (1.6.19)
The updated Debian patch (Avoid-dependency-on-new-package-mlocati-ip-lib.patch)
to address CVE-2026-48843 solves this problem as well by properly handle
non-quad/non-decimal mapped v4 addresses.