HIGH

CVE-2026-25990

CVSS v3

7.5

HIGH

EPSS Score

0.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

Get an alert for each new CVE published for pillow.

Set up CVE WatchFree account · no credit card

Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

pillowPyPIfrom 10.3.0 · fixed in 12.1.1
pillowBitnamifrom 10.3.0 · fixed in 12.1.1

Vendor advisories

CVE-2026-25990 Red Hat Product Security112 products fixed · 20 known affected
pillow: Pillow: Out-of-bounds Write via Specially Crafted PSD Image
openshift-lightspeed-tech-preview/lightspeed-rag-tool-rhel9 as a component of OpenShift Lightspeed · openshift-lightspeed/lightspeed-ocp-rag-rhel9 as a component of OpenShift Lightspeed · openshift-lightspeed/lightspeed-service-api-rhel9 as a component of OpenShift Lightspeed
RHSA-2026:42644 Red Hat Product Security3 products fixed
Red Hat Security Advisory: RHOAI 2.25.9 - Red Hat OpenShift AI
RHSA-2026:28385 Red Hat Product Security4 products fixed
Red Hat Security Advisory: Satellite 6.18.6 Async Update
RHSA-2026:19712 Red Hat Product Security3 products fixed
Red Hat Security Advisory: RHOAI 3.3.3 - Red Hat OpenShift AI
RHSA-2026:16174 Red Hat Product Security3 products fixed
Red Hat Security Advisory: Red Hat AI Inference Server 3.3.3 (Spyre)
RHSA-2026:14874 Red Hat Product Security8 products fixed
Red Hat Security Advisory: Satellite 6.16.8 Async Update

16 more advisories

Full record on NVD

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.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2026-02-11
Last Modified: 2026-04-30

Frequently asked questions

What is CVE-2026-25990?

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.

Is CVE-2026-25990 actively exploited?

Active exploitation of CVE-2026-25990 has not been confirmed. Its EPSS score was 0.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-25990?

CVE-2026-25990 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Running pillow? Hear about its next vulnerability

CVE Watch matches each new CVE to the vendors and products you list (vendor and product, not the version) and puts it in your alerts with its KEV and EPSS status.

Get alerts for this product CISA KEV additions, October 2026 Search CVEs

Already have an account? Open CVE WatchNo credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

Following what attackers exploit right now? The CISA KEV additions of the month, with their patch deadlines.
Running this software? CVE Watch alerts you to new vulnerabilities in your products.

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database