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Findings

CVE-2026-47783

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…

Published May 20, 2026 · updated Sep 18, 2026 · memcached memcached

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.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 20, 2026 · NIST NVD

    Detected

    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.

  2. Sep 18, 2026 · NIST NVD

    Updated

    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.

Affected

  • cpe memcached/memcachedversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-47783

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-47783

    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.

    nvd.nist.gov

References