Name: CVE-2018-7753: Improper Input Validation
Creator: Rapid7
Published: 2018-03-07T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-7753, CWE-20, CVSS 9.8, EPSS 0.02172

An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.

CVSS Details

CVSS 3.1 Base Score: 9.8
CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade python-bleach	Jul 30, 2024	Mar 7, 2018
Ubuntu	—	Upgrade python3-bleach (Ubuntu Pro)Upgrade python-bleach-doc (Ubuntu Pro)Upgrade python-bleach (Ubuntu Pro)	Mar 9, 2026	Mar 5, 2026

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CVSS Details

Covered by Rapid7

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