CVE-2021-29247
BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information,...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-29247- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2021-29247- Updated
- 2026-11-02
EUVDEUVD-2021-15886 No score
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.
- Record
EUVD-2021-15886- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9f24-x4vj-q8g2
BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information,...
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.
- Record
GHSA-9f24-x4vj-q8g2- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2021-29247- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-29247 is a medium vulnerability (CVSS 5.3) in Btcpayserver Btcpay Server, published May 5, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.20%, the 68th percentile. No source names a fixed version.