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CVE-2026-47783

memcached · Vulnerability

CVSS 3.1 8.1 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-47783

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-47783

Published

memcached

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "defaultStatus": "unaffected",
                    "product": "memcached",
                    "vendor": "memcached",
                    "versions": [
                        {
                            "lessThan": "1.6.42",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON