CVE-2026-7009

Description

When curl is told to use the Certificate Status Request TLS extension, often referred to as *OCSP stapling*, to verify that the server certificate is valid, it fails to detect OCSP problems and instead wrongly consider the response as fine.

CVSS Vector

References

• https://curl.se/docs/CVE-2026-7009.html
• https://curl.se/docs/CVE-2026-7009.json
• https://hackerone.com/reports/3694390
• http://www.openwall.com/lists/oss-security/2026/04/29/12
• https://hackerone.com/reports/3694390