CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details 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 by sasl_server_userdb_checkpass.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.001

EPSS Ranking 24.7%

CVSS Severity

CVSS v3 Score 8.1

References

Products affected by CVE-2026-47783

Memcached » Memcached » Version: 1.2.7

cpe:2.3:a:memcached:memcached:1.2.7
Memcached » Memcached » Version: 1.2.8

cpe:2.3:a:memcached:memcached:1.2.8
Memcached » Memcached » Version: 1.4.0

cpe:2.3:a:memcached:memcached:1.4.0
Memcached » Memcached » Version: 1.4.1

cpe:2.3:a:memcached:memcached:1.4.1
Memcached » Memcached » Version: 1.4.10

cpe:2.3:a:memcached:memcached:1.4.10
Memcached » Memcached » Version: 1.4.11

cpe:2.3:a:memcached:memcached:1.4.11
Memcached » Memcached » Version: 1.4.12

cpe:2.3:a:memcached:memcached:1.4.12
Memcached » Memcached » Version: 1.4.13

cpe:2.3:a:memcached:memcached:1.4.13
Memcached » Memcached » Version: 1.4.14

cpe:2.3:a:memcached:memcached:1.4.14
Memcached » Memcached » Version: 1.4.15

cpe:2.3:a:memcached:memcached:1.4.15
Memcached » Memcached » Version: 1.4.16

cpe:2.3:a:memcached:memcached:1.4.16
Memcached » Memcached » Version: 1.4.17

cpe:2.3:a:memcached:memcached:1.4.17
Memcached » Memcached » Version: 1.4.18

cpe:2.3:a:memcached:memcached:1.4.18
Memcached » Memcached » Version: 1.4.19

cpe:2.3:a:memcached:memcached:1.4.19
Memcached » Memcached » Version: 1.4.2

cpe:2.3:a:memcached:memcached:1.4.2
Memcached » Memcached » Version: 1.4.20

cpe:2.3:a:memcached:memcached:1.4.20
Memcached » Memcached » Version: 1.4.21

cpe:2.3:a:memcached:memcached:1.4.21
Memcached » Memcached » Version: 1.4.22

cpe:2.3:a:memcached:memcached:1.4.22
Memcached » Memcached » Version: 1.4.23

cpe:2.3:a:memcached:memcached:1.4.23
Memcached » Memcached » Version: 1.4.24

cpe:2.3:a:memcached:memcached:1.4.24
Memcached » Memcached » Version: 1.4.25

cpe:2.3:a:memcached:memcached:1.4.25
Memcached » Memcached » Version: 1.4.26

cpe:2.3:a:memcached:memcached:1.4.26
Memcached » Memcached » Version: 1.4.27

cpe:2.3:a:memcached:memcached:1.4.27
Memcached » Memcached » Version: 1.4.28

cpe:2.3:a:memcached:memcached:1.4.28
Memcached » Memcached » Version: 1.4.29

cpe:2.3:a:memcached:memcached:1.4.29
Memcached » Memcached » Version: 1.4.3

cpe:2.3:a:memcached:memcached:1.4.3
Memcached » Memcached » Version: 1.4.30

cpe:2.3:a:memcached:memcached:1.4.30
Memcached » Memcached » Version: 1.4.31

cpe:2.3:a:memcached:memcached:1.4.31
Memcached » Memcached » Version: 1.4.32

cpe:2.3:a:memcached:memcached:1.4.32
Memcached » Memcached » Version: 1.4.33

cpe:2.3:a:memcached:memcached:1.4.33
Memcached » Memcached » Version: 1.4.34

cpe:2.3:a:memcached:memcached:1.4.34
Memcached » Memcached » Version: 1.4.35

cpe:2.3:a:memcached:memcached:1.4.35
Memcached » Memcached » Version: 1.4.36

cpe:2.3:a:memcached:memcached:1.4.36
Memcached » Memcached » Version: 1.4.37

cpe:2.3:a:memcached:memcached:1.4.37
Memcached » Memcached » Version: 1.4.38

cpe:2.3:a:memcached:memcached:1.4.38
Memcached » Memcached » Version: 1.4.39

cpe:2.3:a:memcached:memcached:1.4.39
Memcached » Memcached » Version: 1.4.4

cpe:2.3:a:memcached:memcached:1.4.4
Memcached » Memcached » Version: 1.4.5

cpe:2.3:a:memcached:memcached:1.4.5
Memcached » Memcached » Version: 1.4.6

cpe:2.3:a:memcached:memcached:1.4.6
Memcached » Memcached » Version: 1.4.7

cpe:2.3:a:memcached:memcached:1.4.7
Memcached » Memcached » Version: 1.4.8

cpe:2.3:a:memcached:memcached:1.4.8
Memcached » Memcached » Version: 1.4.9

cpe:2.3:a:memcached:memcached:1.4.9
Memcached » Memcached » Version: 1.5.0

cpe:2.3:a:memcached:memcached:1.5.0
Memcached » Memcached » Version: 1.5.1

cpe:2.3:a:memcached:memcached:1.5.1
Memcached » Memcached » Version: 1.5.10

cpe:2.3:a:memcached:memcached:1.5.10
Memcached » Memcached » Version: 1.5.11

cpe:2.3:a:memcached:memcached:1.5.11
Memcached » Memcached » Version: 1.5.12

cpe:2.3:a:memcached:memcached:1.5.12
Memcached » Memcached » Version: 1.5.13

cpe:2.3:a:memcached:memcached:1.5.13
Memcached » Memcached » Version: 1.5.14

cpe:2.3:a:memcached:memcached:1.5.14
Memcached » Memcached » Version: 1.5.16

cpe:2.3:a:memcached:memcached:1.5.16
Memcached » Memcached » Version: 1.5.2

cpe:2.3:a:memcached:memcached:1.5.2
Memcached » Memcached » Version: 1.5.3

cpe:2.3:a:memcached:memcached:1.5.3
Memcached » Memcached » Version: 1.5.4

cpe:2.3:a:memcached:memcached:1.5.4
Memcached » Memcached » Version: 1.5.5

cpe:2.3:a:memcached:memcached:1.5.5
Memcached » Memcached » Version: 1.5.6

cpe:2.3:a:memcached:memcached:1.5.6
Memcached » Memcached » Version: 1.5.7

cpe:2.3:a:memcached:memcached:1.5.7
Memcached » Memcached » Version: 1.5.8

cpe:2.3:a:memcached:memcached:1.5.8
Memcached » Memcached » Version: 1.5.9

cpe:2.3:a:memcached:memcached:1.5.9
Memcached » Memcached » Version: 1.6.0

cpe:2.3:a:memcached:memcached:1.6.0
Memcached » Memcached » Version: 1.6.1

cpe:2.3:a:memcached:memcached:1.6.1
Memcached » Memcached » Version: 1.6.10

cpe:2.3:a:memcached:memcached:1.6.10
Memcached » Memcached » Version: 1.6.11

cpe:2.3:a:memcached:memcached:1.6.11
Memcached » Memcached » Version: 1.6.12

cpe:2.3:a:memcached:memcached:1.6.12
Memcached » Memcached » Version: 1.6.13

cpe:2.3:a:memcached:memcached:1.6.13
Memcached » Memcached » Version: 1.6.14

cpe:2.3:a:memcached:memcached:1.6.14
Memcached » Memcached » Version: 1.6.15

cpe:2.3:a:memcached:memcached:1.6.15
Memcached » Memcached » Version: 1.6.16

cpe:2.3:a:memcached:memcached:1.6.16
Memcached » Memcached » Version: 1.6.17

cpe:2.3:a:memcached:memcached:1.6.17
Memcached » Memcached » Version: 1.6.18

cpe:2.3:a:memcached:memcached:1.6.18
Memcached » Memcached » Version: 1.6.19

cpe:2.3:a:memcached:memcached:1.6.19
Memcached » Memcached » Version: 1.6.2

cpe:2.3:a:memcached:memcached:1.6.2
Memcached » Memcached » Version: 1.6.20

cpe:2.3:a:memcached:memcached:1.6.20
Memcached » Memcached » Version: 1.6.21

cpe:2.3:a:memcached:memcached:1.6.21
Memcached » Memcached » Version: 1.6.3

cpe:2.3:a:memcached:memcached:1.6.3
Memcached » Memcached » Version: 1.6.4

cpe:2.3:a:memcached:memcached:1.6.4
Memcached » Memcached » Version: 1.6.5

cpe:2.3:a:memcached:memcached:1.6.5
Memcached » Memcached » Version: 1.6.6

cpe:2.3:a:memcached:memcached:1.6.6
Memcached » Memcached » Version: 1.6.7

cpe:2.3:a:memcached:memcached:1.6.7
Memcached » Memcached » Version: 1.6.8

cpe:2.3:a:memcached:memcached:1.6.8
Memcached » Memcached » Version: 1.6.9

cpe:2.3:a:memcached:memcached:1.6.9

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-47783

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