CVE-2021-29247

5.3 mediumEPSS 1.2%

Medium (5.3) in btcpayserver btcpay server. EPSS 1.2% chance of exploitation in the next 30 days.

BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information, caused by failure to set the HTTPOnly flag for a cookie.

Severity

5.3 medium

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-732
Published: 2021-05-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19