Critical Memcached SASL Vulnerability Let Attackers Infer Valid Usernames
Tue May 26 2026
Open Source
Patch Management
Software
Vulnerability
cybersecuritynews.com
A newly disclosed security issue in Memcached has raised concerns after developers confirmed a timing side-channel vulnerability in its SASL authentication mechanism that could allow attackers to infer valid usernames, now tracked as CVE‑2026‑47783. The flaw was addressed in the recently released Memcached version 1.6.42, a security-focused update that fixes multiple critical bugs affecting stability […]
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