CVE-2026-14673
Low
Description
Untrusted search path in PostgreSQL amcheck allows a grantee of amcheck function EXECUTE privilege to execute arbitrary functions as the owners of expression indexes that depend on the search path, via setting a hostile search path before calling the amcheck function. Within major versions 18, 16, 15, and 14, minor versions before PostgreSQL 18.6, 16.15, 15.19, and 14.24 are affected. PostgreSQL 17 is unaffected.
SeverityLow
CVSS3.8
Exploit probability—
Product
Postgresql
PublishedAug 13, 2026
First seenAug 13, 2026
Weakness typeCWE-426CWE-426
How to fix
Update
- postgresql postgresql14.24, 15.19, 16.15, 18.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| postgresql postgresql | 14.0 ≤ v < 14.24, 15.0 ≤ v < 15.19, 16.0 ≤ v < 16.15, 18.0 ≤ v < 18.5 | 14.24, 15.19, 16.15, 18.5 |
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