CVE-2026-6664
High · 7.5CVSS
7.5
EPSS
0.7%
Published
May 9, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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