CVE-2004-0591 · cross-distro fix matrix

CVE-2004-0591: Cross-site scripting (XSS) vulnerability in the print_header_uc function for SqWebMail 4.0.4 and earlier, and possibly 3.x, allows remote attackers to inject arbitrary web script or HRML via (1) e-mail headers or (2) a message with a "message/delivery-status" MIME Content-Type.

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

Fix per ecosystem

Each block below is a distro release where CVE-2004-0591 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

courier→ fixed in0.45.4-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y courier
```

Debian bookworm

Source: Debian Security Tracker

courier→ fixed in0.45.4-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y courier
```

Debian trixie

Source: Debian Security Tracker

courier→ fixed in0.45.4-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y courier
```

Are YOU affected by CVE-2004-0591?

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.

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