Pillow: Argument Injection in Ghostscript call, potentially leading into RCE

Date Oct 21, 2026

Type Vendor advisory

Signal Critical vendor advisory

Vendor / Product PyPI · Pillow

CVE CVE-2026-112900

Critical vendor advisory CVE-2026-112900

Summary

Pillow: Argument Injection in Ghostscript call, potentially leading into RCE

Why it matters

GitHub has published a reviewed security advisory for Pillow. Prioritize it with other application dependency updates, especially because EPSS places it in the 36% percentile.

Operator check

Check whether Pillow is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.2. EPSS probability: 0.4%; percentile: 36%.

Sources

GitHub Advisory GHSA-w889-685w-c8fh NVD — CVE-2026-112900 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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