---
id: CVE-2026-25990
title: Pillow is a Python imaging library
summary: >-
  Pillow is a Python imaging library. From 10.3.0 to before 12.1.1, an
  out-of-bounds write may be triggered when loading a specially crafted PSD
  image. This vulnerability is fixed in 12.1.1.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-787
vendor: python
product: pillow
affected:
  - 'pillow >= 10.3.0, < 12.1.1'
patched:
  - pillow 12.1.1
published: '2026-02-11'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T13:17:55.220'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-25990'
references:
  - url: >-
      https://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa
    label: security-advisories@github.com
  - url: >-
      https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc
    label: security-advisories@github.com
  - url: 'http://www.openwall.com/lists/oss-security/2026/02/12/1'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://access.redhat.com/errata/RHSA-2026:10184'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:14873'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:14874'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:16174'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:19712'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:28385'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:3461'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:3462'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:4128'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:42644'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:4942'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:5168'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:5665'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6277'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6278'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6308'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6309'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6497'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6567'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/errata/RHSA-2026:6568'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://access.redhat.com/security/cve/CVE-2026-25990'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2439170'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25990.json
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-25990'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-25990'
  - url: 'https://github.com/python-pillow/Pillow/pull/9427'
  - url: >-
      https://github.com/python-pillow/Pillow/commit/54ba4db542ad3c7b918812a4e2d69c27735a3199
  - url: 'https://github.com/python-pillow/Pillow'
  - url: 'https://pillow.readthedocs.io/en/stable/releasenotes/12.1.1.html'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
  - osv
  - pip
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-02-11T21:21:01.646207Z'
scores:
  nvd: 7.5
  cna: 8.6
  vendor: 7.3
epss: 0.00438
epssPercentile: 0.35448
ingestedAt: '2026-07-01T15:50:58.574Z'
aliases:
  - GHSA-cfh3-3jmp-rvhc
  - BIT-pillow-2026-25990
  - PYSEC-2026-2249
ecosystem: pip
---

## Overview

Pillow is a Python imaging library. From 10.3.0 to before 12.1.1, an out-of-bounds write may be triggered when loading a specially crafted PSD image. This vulnerability is fixed in 12.1.1.

## Affected

- `pillow >= 10.3.0, < 12.1.1`

## Remediation

Upgrade past the affected range:

- `pillow 12.1.1`

## Vendor advisories

- **RHSA-2026:6278** · Red Hat · fixed in: Red Hat Ansible Automation Platform 2.5 for RHEL 8, Red Hat Ansible Automation Platform 2.5 for RHEL 9 · released 2026-03-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:6278)
- **RHSA-2026:14874** · Red Hat · fixed in: Red Hat Satellite 6.16 for RHEL 8, Red Hat Satellite 6.16 for RHEL 9 · released 2026-05-07 · [advisory](https://access.redhat.com/errata/RHSA-2026:14874)
- **RHSA-2026:6277** · Red Hat · fixed in: Red Hat Ansible Automation Platform 2.6 for RHEL 9 · released 2026-03-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:6277)
- **RHSA-2026:14873** · Red Hat · fixed in: Red Hat Satellite 6.17 for RHEL 9 · released 2026-05-07 · [advisory](https://access.redhat.com/errata/RHSA-2026:14873)
- **RHSA-2026:28385** · Red Hat · fixed in: Red Hat Satellite 6.18 for RHEL 9 · released 2026-06-23 · [advisory](https://access.redhat.com/errata/RHSA-2026:28385)
- **RHSA-2026:4128** · Red Hat · fixed in: Red Hat AI Inference Server 3.2 · released 2026-03-09 · [advisory](https://access.redhat.com/errata/RHSA-2026:4128)
- **RHSA-2026:3461** · Red Hat · fixed in: Red Hat AI Inference Server 3.2 · released 2026-02-27 · [advisory](https://access.redhat.com/errata/RHSA-2026:3461)
- **RHSA-2026:3462** · Red Hat · fixed in: Red Hat AI Inference Server 3.2 · released 2026-02-27 · [advisory](https://access.redhat.com/errata/RHSA-2026:3462)
- **RHSA-2026:16174** · Red Hat · fixed in: Red Hat AI Inference Server 3.3 · released 2026-05-12 · [advisory](https://access.redhat.com/errata/RHSA-2026:16174)
- **RHSA-2026:6308** · Red Hat · fixed in: Red Hat Ansible Automation Platform 2.5 · released 2026-03-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:6308)
- **RHSA-2026:6309** · Red Hat · fixed in: Red Hat Ansible Automation Platform 2.6 · released 2026-03-31 · [advisory](https://access.redhat.com/errata/RHSA-2026:6309)
- **Red Hat VEX** · Important · affected: OpenShift Lightspeed, Red Hat AI Inference Server, Red Hat Ansible Automation Platform 2, Red Hat Enterprise Linux AI (RHEL AI) 3, Red Hat OpenShift AI (RHOAI), Red Hat Satellite 6 · no fix planned: Red Hat AI Inference Server, Red Hat Enterprise Linux AI (RHEL AI) 3, Red Hat OpenShift AI (RHOAI), OpenShift Lightspeed, … · updated 2026-09-15 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25990.json)

## Package advisory (CVE-2026-25990)

Affected packages:

- `pillow >= 10.3.0, < 12.1.1`

Patched in:

- `pillow 12.1.1`

Source: https://osv.dev/vulnerability/GHSA-cfh3-3jmp-rvhc