HIGH 8.1 Microsoft

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.

Microsoft Security Update 2026-May: 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.

Affected Products

azl3 memcached 1.6.27-4 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47784
https://nvd.nist.gov/vuln/detail/CVE-2026-47784

Published: 2026-05-12 · Source: Microsoft · Feed updated: 2026-08-04

This high severity vulnerability with a CVSS score of 8.1 was published on 2026-05-12 via Microsoft. Affected: azl3 memcached 1.6.27-4 on Azure Linux 3.0.

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