CVE-2019-11358

Description

jQuery before 3.4.0, as used in Drupal, Backdrop CMS, and other products, mishandles jQuery.extend(true, {}, ...) because of Object.prototype pollution. If an unsanitized source object contained an enumerable __proto__ property, it could extend the native Object.prototype.

References

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CvssV3 impact

BaseSeverity

MEDIUM

ConfidentialityImpact

LOW

AttackComplexity

LOW

Scope

CHANGED

AttackVector

NETWORK

AvailabilityImpact

NONE

IntegrityImpact

LOW

PrivilegesRequired

NONE

BaseScore

6.1

VectorString

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Version

3.1

UserInteraction

REQUIRED

CvssV2 impact

Version

2.0

VectorString

AV:N/AC:M/Au:N/C:N/I:P/A:N

AccessVector

NETWORK

AccessComplexity

MEDIUM

Authentication

NONE

ConfidentialityImpact

NONE

IntegrityImpact

PARTIAL

AvailabilityImpact

NONE

BaseScore

4.3