CVE-2018-19787

Published: Dic 02, 2018 Last Modified: Dic 18, 2025 EU-VD ID: EUVD-2018-0088 Aliases: GHSA-xp26-p53h-6h2p, PYSEC-2018-12
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: changed
Confidentiality: low
Integrity: low
Availability: none
MEDIUM 4,3
Source: [email protected]
Access Vector: network
Access Complexity: medium
Authentication: none
Confidentiality: none
Integrity: partial
Availability: none

Description

AI Translation Available

An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by 'j a v a s c r i p t:' in Internet Explorer. This is a similar issue to CVE-2014-3146.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0034
Percentile
0,6th
Updated

EPSS Score Trend (Last 90 Days)

79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Integrity Availability
Potential Impacts:
Bypass Protection Mechanism Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
Operating System

Ubuntu Linux by Canonical

Product Information
Vendor Canonical
Product Ubuntu Linux
Version 18.04
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Ubuntu Linux by Canonical

Product Information
Vendor Canonical
Product Ubuntu Linux
Version 12.04
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Ubuntu Linux by Canonical

Product Information
Vendor Canonical
Product Ubuntu Linux
Version 14.04
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 8.0
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Lxml by Lxml

Product Information
Vendor Lxml
Product Lxml
Version Range Affected
To 4.2.5 (exclusive)
cpe:2.3:a:lxml:lxml:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Ubuntu Linux by Canonical

Product Information
Vendor Canonical
Product Ubuntu Linux
Version 16.04
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd…
https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109
https://lists.debian.org/debian-lts-announce/2018/12/msg000…
https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html
https://lists.debian.org/debian-lts-announce/2020/11/msg000…
https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html
https://usn.ubuntu.com/3841-1/
https://usn.ubuntu.com/3841-1/
https://usn.ubuntu.com/3841-2/
https://usn.ubuntu.com/3841-2/
https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd…
https://github.com/lxml/lxml/commit/6be1d081b49c97cfd7b3fbd934a193b668629109
https://lists.debian.org/debian-lts-announce/2018/12/msg000…
https://lists.debian.org/debian-lts-announce/2018/12/msg00001.html
https://lists.debian.org/debian-lts-announce/2020/11/msg000…
https://lists.debian.org/debian-lts-announce/2020/11/msg00044.html
https://usn.ubuntu.com/3841-1/
https://usn.ubuntu.com/3841-1/
https://usn.ubuntu.com/3841-2/
https://usn.ubuntu.com/3841-2/