{"id":"CVE-2026-1260","title":"Invalid memory access in Sentencepiece versions less than 0.2.1 when using a vulnerable model file, which is not created in the normal training procedure.","summary":"Invalid memory access in Sentencepiece versions less than 0.2.1 when using a vulnerable model file, which is not created in the normal training procedure.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-119"],"vendor":"google","product":"sentencepiece","affected":["sentencepiece < 0.2.1"],"patched":["sentencepiece 0.2.1"],"published":"2026-01-22","updated":"2026-06-30","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-1260","references":[{"url":"https://github.com/google/sentencepiece/releases/tag/v0.2.1","label":"cve-coordination@google.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:3713","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/errata/RHSA-2026:3782","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://access.redhat.com/security/cve/CVE-2026-1260","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2432079","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-1260.json","label":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1260"},{"url":"https://github.com/google/sentencepiece/commit/d856b67fdb3492e035489abf9b3aaf486144b2c0"},{"url":"https://github.com/google/sentencepiece"}],"tags":["nvd","osv","pip"],"epss":0.00178,"epssPercentile":0.07622,"ingestedAt":"2026-06-30T13:26:50.541Z","aliases":["GHSA-38vq-g6vr-w8wf","PYSEC-2026-1909"],"ecosystem":"pip","slug":"CVE-2026-1260","body":"## Overview\n\nInvalid memory access in Sentencepiece versions less than 0.2.1 when using a vulnerable model file, which is not created in the normal training procedure.\n\n## Affected\n\n- `sentencepiece < 0.2.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `sentencepiece 0.2.1`\n\n## Package advisory (CVE-2026-1260)\n\nAffected packages:\n\n- `sentencepiece < 0.2.1`\n\nPatched in:\n\n- `sentencepiece 0.2.1`\n\nSource: https://osv.dev/vulnerability/GHSA-38vq-g6vr-w8wf","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}