CVE-2026-47784

8.1 highEPSS 0.5%

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.

Severity

CVSS 3.1

8.1 high

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-208
Published: 2026-05-20
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

memcached:memcached

References

https://github.com/memcached/memcached/commit/d13f282b4bce33a9c33b8a1bbf07f12114160fed
https://github.com/memcached/memcached/compare/1.6.41...1.6.42
https://github.com/memcached/memcached/wiki/ReleaseNotes1642

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