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CVE-2018-3741

UNKNOWN
Published 2018-03-30T19:00:00
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No CVSS data available

Description

There is a possible XSS vulnerability in all rails-html-sanitizer gem versions below 1.0.4 for Ruby. The gem allows non-whitelisted attributes to be present in sanitized output when input with specially-crafted HTML fragments, and these attributes can lead to an XSS attack on target applications. This issue is similar to CVE-2018-8048 in Loofah. All users running an affected release should either upgrade or use one of the workarounds immediately.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Rails

rails-html-sanitizer

Affected Versions:

<= 1.0.3

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

rails-html-sanitizer Cross-site Scripting vulnerability

GHSA-px3r-jm9g-c8w8

Advisory Details

There is a possible XSS vulnerability in all rails-html-sanitizer gem versions below 1.0.4 for Ruby. The gem allows non-whitelisted attributes to be present in sanitized output when input with specially-crafted HTML fragments, and these attributes can lead to an XSS attack on target applications. This issue is similar to CVE-2018-8048 in Loofah. All users running an affected release should either upgrade or use one of the workarounds immediately.

Affected Packages

RubyGems rails-html-sanitizer
ECOSYSTEM: ≥0 <1.0.4

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-3741
WEB https://github.com/rails/rails-html-sanitizer/commit/f3ba1a839a35f2ba7f941c15e239a1cb379d56ae
PACKAGE https://github.com/rails/rails-html-sanitizer

Advisory provided by GitHub Security Advisory Database. Published: April 26, 2018, Modified: March 1, 2023

References

https://github.com/rails/rails-html-sanitizer/commit/f3ba1a839a35f2ba7f941c15e239a1cb379d56ae
Published: 2018-03-30T19:00:00
Last Modified: 2024-08-05T04:50:30.644Z
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