CVE-2026-11481

LOW

yoanbernabeu grepai Postgres Embedding Cache chunker.go PostgresStore.LookupByContentHash weak hash

Title source: cna
STIX 2.1

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.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-369101 | yoanbernabeu grepai Postgres Embedding Cache chunker.go PostgresStore.LookupByContentHash weak hash
https://vuldb.com/vuln/369101
Signature, Permissions Required signature permissions-required
VDB-369101 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/369101/cti
Third Party Advisory third-party-advisory
CVE-2026-11481 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-11481
Third Party Advisory third-party-advisory
Submit #833997 | yoanbernabeu grepai v0.35.0-1-gf6dbf8d Cache Poisoning
https://vuldb.com/submit/833997
Exploit exploit issue-tracking
https://github.com/yoanbernabeu/grepai/issues/249

Scores

CVSS v3 2.5
EPSS 0.0008
EPSS Percentile 0.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-327 CWE-328
Status published
Products (35)
yoanbernabeu/grepai 0.1
yoanbernabeu/grepai 0.10
yoanbernabeu/grepai 0.11
yoanbernabeu/grepai 0.12
yoanbernabeu/grepai 0.13
yoanbernabeu/grepai 0.14
yoanbernabeu/grepai 0.15
yoanbernabeu/grepai 0.16
yoanbernabeu/grepai 0.17
yoanbernabeu/grepai 0.18
... and 25 more
Published Jun 08, 2026
Tracked Since Jun 08, 2026