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CVE-2026-47783

CVE-2026-47783

CVSS 8.1 HIGHEPSS 1.1%CWE-208
In memcached before 1.6.42, username data for SASL password database authentication has a timing side channel because a loop exits as soon as a valid username is found by sasl_server_userdb_checkpass.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
memcached · memcached

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References
https://github.com/memcached/memcached/commit/d13f282b4bce33a9c33b8a1bbf07f12114160fedhttps://github.com/memcached/memcached/compare/1.6.41...1.6.42https://github.com/memcached/memcached/wiki/ReleaseNotes1642