CVE-2026-47784: In memcached before 1.6.42, password data for SASL password database authentication has a timing side channel because memcmp is used by sasl_server_userdb_checkpass.
Overview
- Severity
- High (CVSS 8.1)
- CVSS Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-May
- Released
- 2026-05-21
- EPSS Score
- 0.07% (percentile: 21.8%)
Affected Products (1)
Open Source Software
- azl3 memcached 1.6.27-4 on Azure Linux 3.0
Revision History
- 2026-05-21: Information published.