CVE-2026-26065 · cross-distro fix matrix

CVE-2026-26065: calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Versions 9.2.1 and below are vulnerable to Path Traversal through PDB readers (both 132-byte and 202-byte header variants) that allow arbitrary file writes with arbitrary extension and arbitrary cont

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-26065 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

calibre→ fixed in5.12.0+dfsg-1+deb11u4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y calibre
```

Are YOU affected by CVE-2026-26065?

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

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

CVE-2026-26065dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)