{"id":"CVE-2026-11481","summary":"yoanbernabeu grepai Postgres Embedding Cache chunker.go PostgresStore.LookupByContentHash weak hash","details":"A vulnerability was determined in yoanbernabeu grepai up to 0.35.0. The affected element is the function PostgresStore.LookupByContentHash of the file indexer/chunker.go of the component Postgres Embedding Cache. Executing a manipulation of the argument content_hash can lead to use of weak hash. The attack needs to be launched locally. The attack requires a high level of complexity. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.","aliases":["GHSA-q76h-p6jh-9rw3","GO-2026-6128"],"modified":"2026-09-09T18:26:43.544331463Z","published":"2026-06-08T02:45:11.546Z","related":["openSUSE-SU-2026:21761-1"],"database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-327","CWE-328"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11481.json"},"references":[{"type":"WEB","url":"https://github.com/yoanbernabeu/grepai/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/11xxx/CVE-2026-11481.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11481"},{"type":"ADVISORY","url":"https://vuldb.com/cve/CVE-2026-11481"},{"type":"ADVISORY","url":"https://vuldb.com/submit/833997"},{"type":"ADVISORY","url":"https://vuldb.com/vuln/369101"},{"type":"REPORT","url":"https://github.com/yoanbernabeu/grepai/issues/249"},{"type":"REPORT","url":"https://vuldb.com/vuln/369101/cti"},{"type":"FIX","url":"https://github.com/yoanbernabeu/grepai/pull/250"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/yoanbernabeu/grepai","events":[{"introduced":"8eea086b52d252fab15d886aeccf7681c6fedaa2"},{"last_affected":"65c345ca32122c17a39a5bbec2780c2eea773a12"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0.1"},{"last_affected":"0.1"},{"introduced":"0.2"},{"last_affected":"0.2"},{"introduced":"0.3"},{"last_affected":"0.3"},{"introduced":"0.4"},{"last_affected":"0.4"},{"introduced":"0.5"},{"last_affected":"0.5"},{"introduced":"0.6"},{"last_affected":"0.6"},{"introduced":"0.7"},{"last_affected":"0.7"},{"introduced":"0.8"},{"last_affected":"0.8"},{"introduced":"0.9"},{"last_affected":"0.9"},{"introduced":"0.10"},{"last_affected":"0.10"},{"introduced":"0.11"},{"last_affected":"0.11"},{"introduced":"0.12"},{"last_affected":"0.12"},{"introduced":"0.13"},{"last_affected":"0.13"},{"introduced":"0.14"},{"last_affected":"0.14"},{"introduced":"0.15"},{"last_affected":"0.15"},{"introduced":"0.16"},{"last_affected":"0.16"},{"introduced":"0.17"},{"last_affected":"0.17"},{"introduced":"0.18"},{"last_affected":"0.18"},{"introduced":"0.19"},{"last_affected":"0.19"},{"introduced":"0.20"},{"last_affected":"0.20"},{"introduced":"0.21"},{"last_affected":"0.21"},{"introduced":"0.22"},{"last_affected":"0.22"},{"introduced":"0.23"},{"last_affected":"0.23"},{"introduced":"0.24"},{"last_affected":"0.24"},{"introduced":"0.25"},{"last_affected":"0.25"},{"introduced":"0.26"},{"last_affected":"0.26"},{"introduced":"0.27"},{"last_affected":"0.27"},{"introduced":"0.28"},{"last_affected":"0.28"},{"introduced":"0.29"},{"last_affected":"0.29"},{"introduced":"0.30"},{"last_affected":"0.30"},{"introduced":"0.31"},{"last_affected":"0.31"},{"introduced":"0.32"},{"last_affected":"0.32"},{"introduced":"0.33"},{"last_affected":"0.33"},{"introduced":"0.34"},{"last_affected":"0.34"},{"introduced":"0.35.0"},{"last_affected":"0.35.0"}]}}],"versions":["0.1","0.10","0.11","0.12","0.13","0.14","0.15","0.16","0.17","0.18","0.19","0.2","0.20","0.21","0.22","0.23","0.24","0.25","0.26","0.27","0.28","0.29","0.3","0.30","0.31","0.32","0.33","0.34","0.35.0","0.4","0.5","0.6","0.7","0.8","0.9","v0.35.0","v0.34.0","v0.33.0","v0.32.1","v0.32.0","v0.31.0","v0.30.0","v0.29.0","v0.28.0","v0.27.0","v0.26.0","v0.25.2","v0.25.1","v0.25.0","v0.24.1","v0.24.0","v0.23.1","v0.23.0","v0.22.0","v0.21.0","v0.20.1","v0.20.0","v0.16.1","v0.16.0","v0.15.1","v0.15.0","v0.14.0","v0.13.0","v0.12.0","v0.11.0","v0.10.0","v0.9.0","v0.8.1","v0.8.0","v0.7.2","v0.7.1","v0.7.0","v0.5.0","v0.4.0","v0.3.0","v0.2.0","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-11481.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P"}]}