file-upload-with-preview up to 4.1.x Filename 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 (≈)
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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.
3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in file-upload-with-preview up to 4.1.x. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component Filename Handler. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2021-23439. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in file-upload-with-preview up to 4.1.x. It has been rated as problematic. Affected by this issue is some unknown processing of the component Filename Handler. 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 09/05/2021 as SNYK-JS-FILEUPLOADWITHPREVIEW-1579492. The advisory is available at snyk.io. This vulnerability is handled as CVE-2021-23439. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Upgrading to version 4.2.0 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: file-upload-with-preview 4.2.0
Patch: github.com

Timelineinfo

01/08/2021 🔍
09/05/2021 +239 days 🔍
09/05/2021 +0 days 🔍
09/09/2021 +4 days 🔍

Sourcesinfo

Advisory: SNYK-JS-FILEUPLOADWITHPREVIEW-1579492
Status: Confirmed

CVE: CVE-2021-23439 (🔍)
GCVE (CVE): GCVE-0-2021-23439
GCVE (VulDB): GCVE-100-182006

Entryinfo

Created: 09/05/2021 23:24
Updated: 09/09/2021 15:43
Changes: 09/05/2021 23:24 (39), 09/09/2021 15:37 (2), 09/09/2021 15:43 (1)
Complete: 🔍
Cache ID: 216::103

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