PT-2026-42110 · Memcached+2 · Memcached+2

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CVE-2026-47784

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Published

2026-05-20

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Updated

2026-07-24

CVSS v3.1

8.1

High

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions memcached versions prior to 1.6.42
Description Password data for SASL password database authentication contains a timing side channel. This occurs because the sasl server userdb checkpass() function utilizes memcmp, which can allow an attacker to infer information about the password based on the time taken to perform the comparison.
Recommendations Update to version 1.6.42 or later.

Exploit

Fix

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Weakness Enumeration

Related Identifiers

AZL-87005
BIT-MEMCACHED-2026-47784
CVE-2026-47784
OESA-2026-2539
OPENSUSE-SU-2026:10882-1
OPENSUSE-SU-2026:20884-1
RHSA-2026:23261
SUSE-SU-2026:22022-1
SUSE-SU-2026:2292-1
SUSE-SU-2026:2293-1
USN-8320-1

Affected Products

Linuxmint
Ubuntu
Memcached