CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-47874

The vulnerability occurs when a client sends HTTP/1.1 pipelined requests over a single connection, causing the Reactor Netty HTTP server to consume an excessive amount of memory. Reactor Netty 1.3.0 - 1.3.6 Reactor Netty 1.1.0 - 1.2.18 Reactor Netty 1.0.52 and earlier

Exploit prediction scoring system (EPSS) score

EPSS Score 0.002

EPSS Ranking 14.6%

CVSS Severity

CVSS v3 Score 5.3

References

https://spring.io/security/cve-2026-47874

Products affected by CVE-2026-47874

Pivotal » Reactor Netty » Version: Any

cpe:2.3:a:pivotal:reactor_netty:*
Pivotal » Reactor Netty » Version: 0.5.1

cpe:2.3:a:pivotal:reactor_netty:0.5.1
Pivotal » Reactor Netty » Version: 0.5.2

cpe:2.3:a:pivotal:reactor_netty:0.5.2
Pivotal » Reactor Netty » Version: 0.6.0

cpe:2.3:a:pivotal:reactor_netty:0.6.0
Pivotal » Reactor Netty » Version: 0.6.1

cpe:2.3:a:pivotal:reactor_netty:0.6.1
Pivotal » Reactor Netty » Version: 0.6.2

cpe:2.3:a:pivotal:reactor_netty:0.6.2
Pivotal » Reactor Netty » Version: 0.6.3

cpe:2.3:a:pivotal:reactor_netty:0.6.3
Pivotal » Reactor Netty » Version: 0.6.4

cpe:2.3:a:pivotal:reactor_netty:0.6.4
Pivotal » Reactor Netty » Version: 0.6.5

cpe:2.3:a:pivotal:reactor_netty:0.6.5
Pivotal » Reactor Netty » Version: 0.6.6

cpe:2.3:a:pivotal:reactor_netty:0.6.6
Pivotal » Reactor Netty » Version: 0.7.0

cpe:2.3:a:pivotal:reactor_netty:0.7.0
Pivotal » Reactor Netty » Version: 0.7.1

cpe:2.3:a:pivotal:reactor_netty:0.7.1
Pivotal » Reactor Netty » Version: 0.7.10

cpe:2.3:a:pivotal:reactor_netty:0.7.10
Pivotal » Reactor Netty » Version: 0.7.11

cpe:2.3:a:pivotal:reactor_netty:0.7.11
Pivotal » Reactor Netty » Version: 0.7.12

cpe:2.3:a:pivotal:reactor_netty:0.7.12
Pivotal » Reactor Netty » Version: 0.7.13

cpe:2.3:a:pivotal:reactor_netty:0.7.13
Pivotal » Reactor Netty » Version: 0.7.14

cpe:2.3:a:pivotal:reactor_netty:0.7.14
Pivotal » Reactor Netty » Version: 0.7.15

cpe:2.3:a:pivotal:reactor_netty:0.7.15
Pivotal » Reactor Netty » Version: 0.7.2

cpe:2.3:a:pivotal:reactor_netty:0.7.2
Pivotal » Reactor Netty » Version: 0.7.3

cpe:2.3:a:pivotal:reactor_netty:0.7.3
Pivotal » Reactor Netty » Version: 0.7.4

cpe:2.3:a:pivotal:reactor_netty:0.7.4
Pivotal » Reactor Netty » Version: 0.7.5

cpe:2.3:a:pivotal:reactor_netty:0.7.5
Pivotal » Reactor Netty » Version: 0.7.6

cpe:2.3:a:pivotal:reactor_netty:0.7.6
Pivotal » Reactor Netty » Version: 0.7.7

cpe:2.3:a:pivotal:reactor_netty:0.7.7
Pivotal » Reactor Netty » Version: 0.7.8

cpe:2.3:a:pivotal:reactor_netty:0.7.8
Pivotal » Reactor Netty » Version: 0.7.9

cpe:2.3:a:pivotal:reactor_netty:0.7.9
Pivotal » Reactor Netty » Version: 0.8.0

cpe:2.3:a:pivotal:reactor_netty:0.8.0
Pivotal » Reactor Netty » Version: 0.8.1

cpe:2.3:a:pivotal:reactor_netty:0.8.1
Pivotal » Reactor Netty » Version: 0.8.10

cpe:2.3:a:pivotal:reactor_netty:0.8.10
Pivotal » Reactor Netty » Version: 0.8.11

cpe:2.3:a:pivotal:reactor_netty:0.8.11
Pivotal » Reactor Netty » Version: 0.8.12

cpe:2.3:a:pivotal:reactor_netty:0.8.12
Pivotal » Reactor Netty » Version: 0.8.13

cpe:2.3:a:pivotal:reactor_netty:0.8.13
Pivotal » Reactor Netty » Version: 0.8.14

cpe:2.3:a:pivotal:reactor_netty:0.8.14
Pivotal » Reactor Netty » Version: 0.8.15

cpe:2.3:a:pivotal:reactor_netty:0.8.15
Pivotal » Reactor Netty » Version: 0.8.16

cpe:2.3:a:pivotal:reactor_netty:0.8.16
Pivotal » Reactor Netty » Version: 0.8.2

cpe:2.3:a:pivotal:reactor_netty:0.8.2
Pivotal » Reactor Netty » Version: 0.8.3

cpe:2.3:a:pivotal:reactor_netty:0.8.3
Pivotal » Reactor Netty » Version: 0.8.4

cpe:2.3:a:pivotal:reactor_netty:0.8.4
Pivotal » Reactor Netty » Version: 0.8.5

cpe:2.3:a:pivotal:reactor_netty:0.8.5
Pivotal » Reactor Netty » Version: 0.8.6

cpe:2.3:a:pivotal:reactor_netty:0.8.6
Pivotal » Reactor Netty » Version: 0.8.7

cpe:2.3:a:pivotal:reactor_netty:0.8.7
Pivotal » Reactor Netty » Version: 0.8.8

cpe:2.3:a:pivotal:reactor_netty:0.8.8
Pivotal » Reactor Netty » Version: 0.8.9

cpe:2.3:a:pivotal:reactor_netty:0.8.9
Pivotal » Reactor Netty » Version: 0.9.0

cpe:2.3:a:pivotal:reactor_netty:0.9.0
Pivotal » Reactor Netty » Version: 0.9.1

cpe:2.3:a:pivotal:reactor_netty:0.9.1
Pivotal » Reactor Netty » Version: 0.9.10

cpe:2.3:a:pivotal:reactor_netty:0.9.10
Pivotal » Reactor Netty » Version: 0.9.11

cpe:2.3:a:pivotal:reactor_netty:0.9.11
Pivotal » Reactor Netty » Version: 0.9.12

cpe:2.3:a:pivotal:reactor_netty:0.9.12
Pivotal » Reactor Netty » Version: 0.9.13

cpe:2.3:a:pivotal:reactor_netty:0.9.13
Pivotal » Reactor Netty » Version: 0.9.14

cpe:2.3:a:pivotal:reactor_netty:0.9.14
Pivotal » Reactor Netty » Version: 0.9.15

cpe:2.3:a:pivotal:reactor_netty:0.9.15
Pivotal » Reactor Netty » Version: 0.9.16

cpe:2.3:a:pivotal:reactor_netty:0.9.16
Pivotal » Reactor Netty » Version: 0.9.17

cpe:2.3:a:pivotal:reactor_netty:0.9.17
Pivotal » Reactor Netty » Version: 0.9.18

cpe:2.3:a:pivotal:reactor_netty:0.9.18
Pivotal » Reactor Netty » Version: 0.9.19

cpe:2.3:a:pivotal:reactor_netty:0.9.19
Pivotal » Reactor Netty » Version: 0.9.2

cpe:2.3:a:pivotal:reactor_netty:0.9.2
Pivotal » Reactor Netty » Version: 0.9.20

cpe:2.3:a:pivotal:reactor_netty:0.9.20
Pivotal » Reactor Netty » Version: 0.9.21

cpe:2.3:a:pivotal:reactor_netty:0.9.21
Pivotal » Reactor Netty » Version: 0.9.22

cpe:2.3:a:pivotal:reactor_netty:0.9.22
Pivotal » Reactor Netty » Version: 0.9.23

cpe:2.3:a:pivotal:reactor_netty:0.9.23
Pivotal » Reactor Netty » Version: 0.9.24

cpe:2.3:a:pivotal:reactor_netty:0.9.24
Pivotal » Reactor Netty » Version: 0.9.25

cpe:2.3:a:pivotal:reactor_netty:0.9.25
Pivotal » Reactor Netty » Version: 0.9.3

cpe:2.3:a:pivotal:reactor_netty:0.9.3
Pivotal » Reactor Netty » Version: 0.9.4

cpe:2.3:a:pivotal:reactor_netty:0.9.4
Pivotal » Reactor Netty » Version: 0.9.5

cpe:2.3:a:pivotal:reactor_netty:0.9.5
Pivotal » Reactor Netty » Version: 0.9.6

cpe:2.3:a:pivotal:reactor_netty:0.9.6
Pivotal » Reactor Netty » Version: 0.9.7

cpe:2.3:a:pivotal:reactor_netty:0.9.7
Pivotal » Reactor Netty » Version: 0.9.8

cpe:2.3:a:pivotal:reactor_netty:0.9.8
Pivotal » Reactor Netty » Version: 0.9.9

cpe:2.3:a:pivotal:reactor_netty:0.9.9
Pivotal » Reactor Netty » Version: 1.0.0

cpe:2.3:a:pivotal:reactor_netty:1.0.0
Pivotal » Reactor Netty » Version: 1.0.1

cpe:2.3:a:pivotal:reactor_netty:1.0.1
Pivotal » Reactor Netty » Version: 1.0.10

cpe:2.3:a:pivotal:reactor_netty:1.0.10
Pivotal » Reactor Netty » Version: 1.0.11

cpe:2.3:a:pivotal:reactor_netty:1.0.11
Pivotal » Reactor Netty » Version: 1.0.12

cpe:2.3:a:pivotal:reactor_netty:1.0.12
Pivotal » Reactor Netty » Version: 1.0.13

cpe:2.3:a:pivotal:reactor_netty:1.0.13
Pivotal » Reactor Netty » Version: 1.0.14

cpe:2.3:a:pivotal:reactor_netty:1.0.14
Pivotal » Reactor Netty » Version: 1.0.15

cpe:2.3:a:pivotal:reactor_netty:1.0.15
Pivotal » Reactor Netty » Version: 1.0.16

cpe:2.3:a:pivotal:reactor_netty:1.0.16
Pivotal » Reactor Netty » Version: 1.0.17

cpe:2.3:a:pivotal:reactor_netty:1.0.17
Pivotal » Reactor Netty » Version: 1.0.18

cpe:2.3:a:pivotal:reactor_netty:1.0.18
Pivotal » Reactor Netty » Version: 1.0.19

cpe:2.3:a:pivotal:reactor_netty:1.0.19
Pivotal » Reactor Netty » Version: 1.0.2

cpe:2.3:a:pivotal:reactor_netty:1.0.2
Pivotal » Reactor Netty » Version: 1.0.20

cpe:2.3:a:pivotal:reactor_netty:1.0.20
Pivotal » Reactor Netty » Version: 1.0.21

cpe:2.3:a:pivotal:reactor_netty:1.0.21
Pivotal » Reactor Netty » Version: 1.0.22

cpe:2.3:a:pivotal:reactor_netty:1.0.22
Pivotal » Reactor Netty » Version: 1.0.23

cpe:2.3:a:pivotal:reactor_netty:1.0.23
Pivotal » Reactor Netty » Version: 1.0.24

cpe:2.3:a:pivotal:reactor_netty:1.0.24
Pivotal » Reactor Netty » Version: 1.0.25

cpe:2.3:a:pivotal:reactor_netty:1.0.25
Pivotal » Reactor Netty » Version: 1.0.26

cpe:2.3:a:pivotal:reactor_netty:1.0.26
Pivotal » Reactor Netty » Version: 1.0.27

cpe:2.3:a:pivotal:reactor_netty:1.0.27
Pivotal » Reactor Netty » Version: 1.0.28

cpe:2.3:a:pivotal:reactor_netty:1.0.28
Pivotal » Reactor Netty » Version: 1.0.29

cpe:2.3:a:pivotal:reactor_netty:1.0.29
Pivotal » Reactor Netty » Version: 1.0.3

cpe:2.3:a:pivotal:reactor_netty:1.0.3
Pivotal » Reactor Netty » Version: 1.0.30

cpe:2.3:a:pivotal:reactor_netty:1.0.30
Pivotal » Reactor Netty » Version: 1.0.31

cpe:2.3:a:pivotal:reactor_netty:1.0.31
Pivotal » Reactor Netty » Version: 1.0.32

cpe:2.3:a:pivotal:reactor_netty:1.0.32
Pivotal » Reactor Netty » Version: 1.0.33

cpe:2.3:a:pivotal:reactor_netty:1.0.33
Pivotal » Reactor Netty » Version: 1.0.34

cpe:2.3:a:pivotal:reactor_netty:1.0.34
Pivotal » Reactor Netty » Version: 1.0.35

cpe:2.3:a:pivotal:reactor_netty:1.0.35
Pivotal » Reactor Netty » Version: 1.0.36

cpe:2.3:a:pivotal:reactor_netty:1.0.36
Pivotal » Reactor Netty » Version: 1.0.37

cpe:2.3:a:pivotal:reactor_netty:1.0.37
Pivotal » Reactor Netty » Version: 1.0.38

cpe:2.3:a:pivotal:reactor_netty:1.0.38
Pivotal » Reactor Netty » Version: 1.0.39

cpe:2.3:a:pivotal:reactor_netty:1.0.39
Pivotal » Reactor Netty » Version: 1.0.4

cpe:2.3:a:pivotal:reactor_netty:1.0.4
Pivotal » Reactor Netty » Version: 1.0.5

cpe:2.3:a:pivotal:reactor_netty:1.0.5
Pivotal » Reactor Netty » Version: 1.0.6

cpe:2.3:a:pivotal:reactor_netty:1.0.6
Pivotal » Reactor Netty » Version: 1.0.7

cpe:2.3:a:pivotal:reactor_netty:1.0.7
Pivotal » Reactor Netty » Version: 1.0.8

cpe:2.3:a:pivotal:reactor_netty:1.0.8
Pivotal » Reactor Netty » Version: 1.0.9

cpe:2.3:a:pivotal:reactor_netty:1.0.9

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-47874

Products

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