HIGHCVE-2026-6664Published Modified CNA PostgreSQL
CVE-2026-6664: PgBouncer integer overflow in PgBouncer network packet parsing
An integer overflow in network packet parsing code in PgBouncer before 1.25.2 bypasses a boundary check and can lead to a crash. An unauthenticated remote attacker can crash PgBouncer with a malformed SCRAM authentication packet.
Metrics
- CVSS v3.1
- 7.5
- Severity
- HIGH
- Fixed in
- 1.25.2
- Affected Products
- 1
Fix available
1.25.2
Affected packages
- n/a / PgBouncer< 1.25.2 (from 0)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HReferences