CVE-2016-9190: Pillow before 3.3.2 allows context-dependent attackers to execute arbitrary code by using the "crafted imag...

Security readout for executives and security teams

This vulnerability affects Pillow versions before 3.3.2. If a vulnerable application processes a malicious image, the flaw could allow arbitrary code execution in that application’s context. Business urgency depends on whether Pillow is used to handle untrusted uploads or externally supplied images. Most exposure is in Python services, batch jobs, or web applications using Pillow before 3.3.2 to process images from users, partners, email, file shares, or other untrusted sources. Prioritize systems that process untrusted images, especially internet-facing upload paths. Treat this as high priority where vulnerable Pillow is reachable, but lower urgency for unused or internal-only libraries with no image-processing path. Mitigation focus: Upgrade Pillow to 3.3.2 or later where directly packaged.; Apply Debian, Gentoo, or other distribution security updates where Pillow is OS-managed.; Reduce or isolate processing of untrusted images until affected systems are updated..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.