CVE-2026-56282
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Jun 20, 2026
Vendor
unknown
Description
Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated /replication endpoint that exposes internal PostgreSQL replication telemetry including slot names and WAL LSN positions. Attackers can access this endpoint without authentication to retrieve sensitive infrastructure details such as replication slot names, confirmed_flush_lsn, restart_lsn values, and database error messages for reconnaissance purposes.