WS-2017-0421 | Mend Vulnerability Database

Vulnerability DatabaseWS-2017-0421

WS-2017-0421

Published:May 14, 2026

Updated:May 14, 2026

Denial of Service vulnerability was found in ws npm package 0.2.6 through 1.1.4 and 2.0.0 through 3.3.0. ws can crash when a specially crafted Sec-WebSocket-Extensions header containing Object.prototype property names as extension or parameter names are sent.

Affected Packages

jsdom (CONDA):

Affected version(s) =11.0.0 <11.11.0

Fix Suggestion:

Update to version 11.11.0

ws (NPM):

Affected version(s) >=0.2.6 <3.3.1

Fix Suggestion:

Update to version 3.3.1

sheelersoft.angulartemplate (NUGET):

Affected version(s) >=0.0.1 <=0.0.2

Fix Suggestion:

Update to version no_fix

pwptemplatecms (NUGET):

Affected version(s) >=0.0.1 <=0.0.2

Fix Suggestion:

Update to version no_fix

pwptemplatepusintek (NUGET):

Affected version(s) =0.0.1

Fix Suggestion:

Update to version no_fix

karmanodemodules (NUGET):

Affected version(s) >=1.0.0 <=1.0.1

Fix Suggestion:

Update to version no_fix

dotnetng.template (NUGET):

Affected version(s) >=1.0.0.1 <1.0.0.4

Fix Suggestion:

Update to version 1.0.0.4

nordron.angulartemplate (NUGET):

Affected version(s) =0.1.5 <0.1.6

Fix Suggestion:

Update to version 0.1.6

zombie.js (NUGET):

Affected version(s) >=4.2.1 <=5.0.5

Fix Suggestion:

Update to version no_fix

sheeler.angulartemplate (NUGET):

Affected version(s) =0.0.1

Fix Suggestion:

Update to version no_fix

fable.template.elmish.react (NUGET):

Affected version(s) =0.1.5 <0.1.6

Fix Suggestion:

Update to version 0.1.6

midiator.webclient (NUGET):

Affected version(s) >=1.0.98 <1.0.105

Fix Suggestion:

Update to version 1.0.105

touskar/php-socket-io-event-emitter (PHP):

Affected version(s) =dev-master

Fix Suggestion:

Update to version no_fix

grandchef/php-socket-io-event-emitter (PHP):

Affected version(s) >=dev-master <=1.0.2

Fix Suggestion:

Update to version no_fix

mpcmf/mpcmf-web-app (PHP):

Affected version(s) =dev-master <1.0.0.x-dev

Fix Suggestion:

Update to version 1.0.0.x-dev

mriso_dev/nodejschat (PHP):

Affected version(s) =dev-master

Fix Suggestion:

Update to version no_fix

ristorantino/aditions (PHP):

Affected version(s) =dev-master <dev-master-ko-js-update

Fix Suggestion:

Update to version dev-master-ko-js-update

johnrazeur/php-socket-io-event-emitter (PHP):

Affected version(s) >=dev-master <v1.0.0

Fix Suggestion:

Update to version v1.0.0

narirock/marrs-catalog (PHP):

Affected version(s) >=dev-dev <=1

Fix Suggestion:

Update to version no_fix

mpcmf/mpcmf-web-app (PHP):

Affected version(s) =dev-php7

Fix Suggestion:

Update to version no_fix

sroehrl/neoan-php (PHP):

Affected version(s) =dev-master <v2.0.1-beta

Fix Suggestion:

Update to version v2.0.1-beta

sroehrl/neoan-php (PHP):

Affected version(s) =2.0.11

Fix Suggestion:

Update to version no_fix

platformatory/opendevx (PHP):

Affected version(s) >=dev-backoffice-changes <=1.0.5

Fix Suggestion:

Update to version no_fix

resvg (RUST):

Affected version(s) =0.1.0 <0.2.0

Fix Suggestion:

Update to version 0.2.0

Related Resources (1)

https://github.com/websockets/ws/commit/c4fe46608acd61fbf7397eadc47378903f95b78a

Do you need more information?

CVSS v4

Base Score:

8.7

Attack Vector

NETWORK

Attack Complexity

LOW

Attack Requirements

NONE

Privileges Required

NONE

User Interaction

NONE

Vulnerable System Confidentiality

NONE

Vulnerable System Integrity

NONE

Vulnerable System Availability

HIGH

Subsequent System Confidentiality

NONE

Subsequent System Integrity

NONE

Subsequent System Availability

NONE

CVSS v3

Base Score:

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH