CVE-2023-0747 Cross-site Scripting (XSS) - Stored in btcpayserver/btcpayserver

Medium 5.5 Published Updated

Stored XSS in BTCPay Server allows attackers to inject malicious scripts, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-0747?

CVE-2023-0747 is a medium-severity cross-site scripting vulnerability in btcpayserver/btcpayserver, published on 8 Feb 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross-site Scripting (XSS) - Stored in GitHub repository btcpayserver/btcpayserver prior to 1.7.6.

Weakness: CWE-79

Which versions are affected by CVE-2023-0747?

It affects 1 product.

Products include Btcpayserver Btcpayserver.

How do I fix CVE-2023-0747?

No fix has been published for CVE-2023-0747 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-0747 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0747 exists.

Sources

Also known as GHSA-rv9f-m2m8-w4mm.

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