CVE-2021-29246

6.7 mediumEPSS 1.5%

Medium (6.7) in btcpayserver btcpay server. EPSS 1.5% chance of exploitation in the next 30 days.

BTCPay Server through 1.0.7.0 suffers from directory traversal, which allows an attacker with admin privileges to achieve code execution. The attacker must craft a malicious plugin file with special characters to upload the file outside of the restricted directory.

Severity

CVSS 3.1

6.7 medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2021-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

btcpayserver:btcpay_server

References

https://blog.btcpayserver.org/vulnerability-disclosure-v1-0-7-0/
https://github.com/btcpayserver/btcpayserver/releases
https://blog.btcpayserver.org/vulnerability-disclosure-v1-0-7-0/
https://github.com/btcpayserver/btcpayserver/releases

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