{"action":"Upgrade psd-tools to 1.17.4 or later.","affected":[{"fixed":"1.17.4","introduced":"0"}],"component":"psd-tools","cve_ids":["CVE-2026-59991"],"ecosystem":"PyPI","epss":0.00517,"exploited":false,"fixed_versions":["1.17.4"],"ghsa_id":"GHSA-8q6g-vjhf-jp8m","id":"tcs_01M5KHA57P4VHQQASEYNSXXG9R","modified_at":"2026-10-01T17:45:16.013433116Z","published_at":"2026-10-01T16:38:34.060897Z","references":["https://osv.dev/vulnerability/PYSEC-2026-4139","https://github.com/psd-tools/psd-tools/security/advisories/GHSA-8q6g-vjhf-jp8m","https://github.com/psd-tools/psd-tools/commit/a3d9a53ad51e667b5772a4f636ca6f2e16f4b271","https://github.com/psd-tools/psd-tools","https://github.com/psd-tools/psd-tools/releases/tag/v1.17.4","https://pypi.org/project/psd-tools","https://github.com/advisories/GHSA-8q6g-vjhf-jp8m","https://nvd.nist.gov/vuln/detail/CVE-2026-59991"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"PYSEC-2026-4139","url":"https://osv.dev/vulnerability/PYSEC-2026-4139"}],"summary":"psd-tools composite/numpy has uncontrolled memory allocation via crafted PSD geometry"}