Description
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.
Problem types
Product status
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
0.18
0.19
0.20
0.21
0.22
0.23
0.24
0.25
0.26
0.27
0.28
0.29
0.30
0.31
0.32
0.33
0.34
0.35.0
Timeline
| 2026-06-07: | Advisory disclosed |
| 2026-06-07: | VulDB entry created |
| 2026-06-07: | VulDB entry last update |
Credits
Dem000 (VulDB User)
VulDB CNA Team
References
vuldb.com/vuln/369101 (VDB-369101 | yoanbernabeu grepai Postgres Embedding Cache chunker.go PostgresStore.LookupByContentHash weak hash)
vuldb.com/vuln/369101/cti (VDB-369101 | CTI Indicators (IOB, IOC, TTP, IOA))
vuldb.com/cve/CVE-2026-11481 (CVE-2026-11481 | CVE Analysis and Report)
vuldb.com/submit/833997 (Submit #833997 | yoanbernabeu grepai v0.35.0-1-gf6dbf8d Cache Poisoning)
github.com/yoanbernabeu/grepai/issues/249
github.com/yoanbernabeu/grepai/pull/250
github.com/yoanbernabeu/grepai/