{"id":"CVE-2026-25990","aliases":["BIT-pillow-2026-25990","GHSA-cfh3-3jmp-rvhc","PYSEC-2026-2249"],"url":"https://o3.security/vulnerability/CVE-2026-25990","summary":"Pillow has an out-of-bounds write when loading PSD images","details":"### Impact\nAn out-of-bounds write may be triggered when loading a specially crafted PSD image. Pillow >= 10.3.0 users are affected.\n\n### Patches\nPillow 12.1.1 will be released shortly with a fix for this.\n\n### Workarounds\n`Image.open()` has a `formats` parameter that can be used to prevent PSD images from being opened.\n\n### References\nPillow 12.1.1 will add release notes at https://pillow.readthedocs.io/en/stable/releasenotes/index.html","published":"2026-02-11T20:53:52.524Z","modified":"2026-09-17T08:08:31.018127Z","cvss":null,"epss":{"score":0.00367,"percentile":0.2941,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"pillow","fixedVersion":"12.1.1"}],"fix":{"url":"https://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa","label":"python-pillow/Pillow@9000313"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/02/12/1"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25990.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:10184"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:14873"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:14874"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:16174"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:19712"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:28385"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:3461"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:3462"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:4128"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:42644"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:4942"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:5168"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:5665"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6277"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6278"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6308"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6309"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6497"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6567"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6568"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-25990"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25990.json"},{"type":"ADVISORY","url":"https://github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25990"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2439170"},{"type":"FIX","url":"https://github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa"},{"type":"WEB","url":"https://github.com/python-pillow/Pillow/pull/9427"},{"type":"WEB","url":"https://github.com/python-pillow/Pillow/commit/54ba4db542ad3c7b918812a4e2d69c27735a3199"},{"type":"PACKAGE","url":"https://github.com/python-pillow/Pillow"},{"type":"WEB","url":"https://pillow.readthedocs.io/en/stable/releasenotes/12.1.1.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-17T08:08:31.018127Z"}}