Medium severity · published May 5, 2021
CVE-2021-29250
BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality
5.4
CVSS
0.5%
EPSS
No
On KEV
Description
BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products functionality. This enables cookie stealing.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 45% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BS
Btcpay Server · Btcpayserver
through 1.0.7.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29250
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29250
Vendor Advisory
https://blog.btcpayserver.org/vulnerability-disclosure-v1-0-7-0/
Release Notes
https://github.com/btcpayserver/btcpayserver/releases
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