VDB-215636 · CVE-2022-23520 · GHSA-rrfc-7g8p-99q8

rails-html-sanitizer cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in rails-html-sanitizer. This vulnerability affects unknown code. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2022-23520. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in rails-html-sanitizer (affected version unknown) and classified as problematic. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity.

The weakness was released 12/13/2022. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2022-23520 since 01/19/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability scanner Nessus provides a plugin with the ID 207899 (Debian dla-3902 : ruby-rails-html-sanitizer - security update), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (207899). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

rails-html-sanitizer

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CNA Base Score: 6.1
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 207899
Nessus Name: Debian dla-3902 : ruby-rails-html-sanitizer - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2022 🔍
12/13/2022 +328 days 🔍
12/13/2022 +0 days 🔍
04/28/2025 +867 days 🔍

Sourcesinfo

Advisory: GHSA-rrfc-7g8p-99q8
Status: Confirmed

CVE: CVE-2022-23520 (🔍)
GCVE (CVE): GCVE-0-2022-23520
GCVE (VulDB): GCVE-100-215636

Entryinfo

Created: 12/13/2022 23:04
Updated: 04/28/2025 15:53
Changes: 12/13/2022 23:04 (34), 01/09/2023 08:06 (2), 01/09/2023 08:08 (12), 01/09/2023 08:12 (1), 09/29/2024 04:50 (17), 02/14/2025 00:26 (12), 04/28/2025 15:53 (3)
Complete: 🔍
Cache ID: 216::103