CVE-2022-23514

Published: Dic 14, 2022 Last Modified: Nov 03, 2025 EU-VD ID: EUVD-2022-7500 Aliases: GHSA-486f-hjj9-9vhh
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,5
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.

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
0,0029
Percentile
0,5th
Updated

EPSS Score Trend (Last 90 Days)

1333

Inefficient Regular Expression Complexity

Draft
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Cpu)
Applicable Platforms
All platforms may be affected
View CWE Details
Application

Loofah by Loofah Project

Version Range Affected
To 2.19.1 (exclusive)
cpe:2.3:a:loofah_project:loofah:*:*:*:*:*:ruby:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh
https://hackerone.com/reports/1684163
https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html
https://lists.debian.org/debian-lts-announce/2024/09/msg00044.html
https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh
https://hackerone.com/reports/1684163
https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html