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CVE-2026-6664
Published: May 9, 2026
Modified: May 11, 2026
PUBLISHED
CVSS v3.1
7.5
HIGH
Description
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | PgBouncer | affected 0 - < 1.25.2 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
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