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rubygemsRubySecRUBY:RAILS-HTML-SANITIZER-2022-23518
HistoryDec 12, 2022 - 9:00 p.m.

Improper neutralization of data URIs may allow XSS in rails-html-sanitizer

2022-12-1221:00:00
RubySec
github.com
8
rails-html-sanitizer
cross-site scripting
data uris
loofah
upgrade

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

Summary

rails-html-sanitizer >= 1.0.3, < 1.4.4 is vulnerable to cross-site scripting via data URIs when used in combination with Loofah >= 2.1.0.

Mitigation

Upgrade to rails-html-sanitizer >= 1.4.4.

Affected configurations

Vulners
Node
rubyrails-html-sanitizerRange1.4.4
VendorProductVersionCPE
rubyrails-html-sanitizer*cpe:2.3:a:ruby:rails-html-sanitizer:*:*:*:*:*:*:*:*

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