CVE-2026-56282CWE-200

Capgo - Information Disclosure via Unauthenticated /replication Endpoint

Medium · published June 20, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
32.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
EPSS
0.00396 · 32.6th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-06-20T15:24Z
EPSS history
Timeline
  • 20 JUN 15:24Z
    Capgo - Information Disclosure via Unauthenticated /replication Endpoint
    cvelistv5