CVE-2026-42310 — Pillow: PDF Parsing Trailer Infinite Loop (DoS)
Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 1…
Published: 2026-05-09 · CVSS: 5.1 · CVSS 4.0
Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7