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nvd[email protected]NVD:CVE-2020-26870
HistoryOct 07, 2020 - 4:15 p.m.

CVE-2020-26870

2020-10-0716:15:18
CWE-79
web.nvd.nist.gov
5
cure53
dompurify
xss
vulnerability
serialize-parse
namespace
html
mathml
form elements

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.01

Percentile

83.7%

Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements.

Affected configurations

Nvd
Node
cure53dompurifyRange<2.0.17
Node
debiandebian_linuxMatch9.0
Node
microsoftvisual_studio_2017Match15.9
OR
microsoftvisual_studio_2019Match16.0
OR
microsoftvisual_studio_2019Match16.4
OR
microsoftvisual_studio_2019Match16.7
OR
microsoftvisual_studio_2019Match16.8
Node
oracleapplication_expressRange<21.1.0.00.01
VendorProductVersionCPE
cure53dompurify*cpe:2.3:a:cure53:dompurify:*:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
microsoftvisual_studio_201715.9cpe:2.3:a:microsoft:visual_studio_2017:15.9:*:*:*:*:*:*:*
microsoftvisual_studio_201916.0cpe:2.3:a:microsoft:visual_studio_2019:16.0:*:*:*:*:*:*:*
microsoftvisual_studio_201916.4cpe:2.3:a:microsoft:visual_studio_2019:16.4:*:*:*:*:*:*:*
microsoftvisual_studio_201916.7cpe:2.3:a:microsoft:visual_studio_2019:16.7:*:*:*:*:*:*:*
microsoftvisual_studio_201916.8cpe:2.3:a:microsoft:visual_studio_2019:16.8:*:*:*:*:*:*:*
oracleapplication_express*cpe:2.3:a:oracle:application_express:*:*:*:*:*:*:*:*

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

EPSS

0.01

Percentile

83.7%