Cross-site scripting in Craft CMS



Published: 2019-12-31 | Updated: 2020-08-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-9554
CWE-ID CWE-79
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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Craft CMS
Web applications / CMS

Vendor Pixel & Tonic, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cross-site scripting

EUVDB-ID: #VU34922

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2019-9554

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

In the 3.1.12 Pro version of Craft CMS, XSS has been discovered in the header insertion field when adding source code at an s/admin/entries/news/new URI.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Craft CMS: 3.1.12


CPE2.3 External links

http://packetstormsecurity.com/files/151944/Craft-CMS-3.1.12-Pro-Cross-Site-Scripting.html
http://www.exploit-db.com/exploits/46496

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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