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veracodeVeracode Vulnerability DatabaseVERACODE:44351
HistoryNov 22, 2023 - 9:56 a.m.

Cross Site Scripting (XSS)

2023-11-2209:56:05
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
16
nextcloud
xss
vulnerability
html sanitization
clipboardtextparser
html code

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.001

Percentile

21.1%

nextcloud/text is vulnerable to Cross Site Scripting (XSS). The vulnerability is caused due to a lack of HTML sanitization in the clipboardTextParser method. The HTML code will get executed if a user copies and pastes HTML code without markup.

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

AI Score

6.6

Confidence

High

EPSS

0.001

Percentile

21.1%