---
title: "CVE-2026-112896: Pillow - Out of Bounds Read"
description: "Pillow < 13.0.0 contains an out-of-bounds read caused by inconsistent plane size with BitsPerSample in TIFF encoder, letting attackers disclose heap memory or crash the process, exploit requires crafted TIFF metadata."
url: https://panop.io/threat-heartbeat/CVE-2026-112896/
---

# CVE-2026-112896 Pillow - Out of Bounds Read

Pillow < 13.0.0 contains an out-of-bounds read caused by inconsistent plane size with BitsPerSample in TIFF encoder, letting attackers disclose heap memory or crash the process, exploit requires crafted TIFF metadata.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-112896)

## Details

Type

Out of Bounds Read

Impact

Information Disclosure, Denial Of Service

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Published

19 October 2026

Updated

20 October 2026

Weakness

[CWE-125](https://cwe.mitre.org/data/definitions/125.html)

## Vendor fix

Update to version 13.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-112896](https://nvd.nist.gov/vuln/detail/CVE-2026-112896)
- [https://github.com/python-pillow/Pillow/commit/d03dc3c587a9b0bdc9e4304d70d59a635a87b742](https://github.com/python-pillow/Pillow/commit/d03dc3c587a9b0bdc9e4304d70d59a635a87b742)
- [https://github.com/python-pillow/Pillow/releases/tag/13.0.0](https://github.com/python-pillow/Pillow/releases/tag/13.0.0)
- [https://github.com/python-pillow/Pillow/security/advisories/GHSA-pchr-8j38-3x4p](https://github.com/python-pillow/Pillow/security/advisories/GHSA-pchr-8j38-3x4p)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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