High severity · published Feb 11, 2026
CVE-2026-25990
Pillow has an out-of-bounds write when loading PSD images
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PI
Pillow · python-pillow
>= 10.3.0, < 12.1.1 · source: vendor, NVD
OL
OpenShift Lightspeed · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat AI Inference Server · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat AI Inference Server 3.2 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat AI Inference Server 3.3 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2.5 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2.5 for RHEL 8 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2.5 for RHEL 9 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2.6 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2.6 for RHEL 9 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux AI (RHEL AI) 3 · Red Hat
All versions, or not specified · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25990
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25990
Patch
https://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa
Vendor Advisory
https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc
Mailing List
http://www.openwall.com/lists/oss-security/2026/02/12/1
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:10184
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:14873
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:14874
More from Pillow
9.8
CVE-2026-96639
Pillow multi-frame loaders can reuse stale native image storage after mode transitions
9.8
CVE-2026-112900
Pillow: Argument Injection in Ghostscript call, potentially leading into RCE
9.8
CVE-2026-112403
Pillow: Heap buffer overflow in ImagingJpegDecode
9.8
CVE-2026-112398
Pillow: Heap buffer overflow in FlashPix (FPX) JPEG decoding leads to code execution
9.8
CVE-2026-112393
Pillow: Heap buffer overflow in _tiffWriteProc when saving TIFF to BytesIO