VulnerabilityModified
CVE-2026-25990
From 10.3.0 to before 12.1.1, an out-of-bounds write may be triggered when loading a specially crafted PSD image.
HIGH 8.6EPSS 0.37%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.37%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 4.0
- 8.6 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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/M
- EPSS
- 0.37% probability · 31th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- python/pillow
- Source
- security-advisories@github.com
References
- https://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aaPatch
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhcVendor Advisory
- http://www.openwall.com/lists/oss-security/2026/02/12/1Mailing List, Patch, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2026:10184
- https://access.redhat.com/errata/RHSA-2026:14873
- https://access.redhat.com/errata/RHSA-2026:14874
- https://access.redhat.com/errata/RHSA-2026:16174
- https://access.redhat.com/errata/RHSA-2026:19712
- https://access.redhat.com/errata/RHSA-2026:28385
- https://access.redhat.com/errata/RHSA-2026:3461
- https://access.redhat.com/errata/RHSA-2026:3462
- https://access.redhat.com/errata/RHSA-2026:4128
- https://access.redhat.com/errata/RHSA-2026:42644
- https://access.redhat.com/errata/RHSA-2026:4942
- https://access.redhat.com/errata/RHSA-2026:5168
- https://access.redhat.com/errata/RHSA-2026:5665
- https://access.redhat.com/errata/RHSA-2026:6277
- https://access.redhat.com/errata/RHSA-2026:6278
- https://access.redhat.com/errata/RHSA-2026:6308
- https://access.redhat.com/errata/RHSA-2026:6309
- https://access.redhat.com/errata/RHSA-2026:6497
- https://access.redhat.com/errata/RHSA-2026:6567
- https://access.redhat.com/errata/RHSA-2026:6568
- https://access.redhat.com/security/cve/CVE-2026-25990
- https://bugzilla.redhat.com/show_bug.cgi?id=2439170
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25990.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.