Vulnerability identifier: #VU64177

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-2015

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
draw.io
Client/Desktop applications / Other client software

Vendor: JGraph

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the mxStylesheet element. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

draw.io: 19.0.0 - 19.0.1

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External links
http://github.com/jgraph/drawio/commit/3d3f819d7a04da7d53b37cc0ca4269c157ba2825
http://huntr.dev/bounties/0d32f448-155c-4b71-9291-9e8bcd522b37

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.