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CVE-2015-8770 · cross-distro fix matrix

CVE-2015-8770: Directory traversal vulnerability in the set_skin function in program/include/rcmail_output_html.php in Roundcube before 1.0.8 and 1.1.x before 1.1.4 allows remote authenticated users with certain permissions to read arbitrary files or possibly execute arbitrary code via a .. (dot dot) in the _skin

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2015-8770 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • roundcube→ fixed in1.1.4+dfsg.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y roundcube

Debian bookworm

Source: Debian Security Tracker

  • roundcube→ fixed in1.1.4+dfsg.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y roundcube

Debian trixie

Source: Debian Security Tracker

  • roundcube→ fixed in1.1.4+dfsg.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y roundcube
Are YOU affected by CVE-2015-8770?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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