https://seclists.org/oss-sec/2026/q2/270: [ADVISORY] curl: CVE-2026-7009: OCSP stapling bypass with Apple SecTrust

Published Apr 29, 2026
·
Updated

Affected Software

2 affected components
curl curl>=8.17.0<=8.19.0
curl libcurl>=8.17.0<=8.19.0

Frequently Asked Questions

1

What is the severity of CVE-2026-7009?

CVE-2026-7009 is classified as a medium severity vulnerability.

2

How do I fix CVE-2026-7009?

To fix CVE-2026-7009, update to the latest version of curl that includes the security patch.

3

What does CVE-2026-7009 affect?

CVE-2026-7009 affects curl and libcurl when using the OCSP stapling feature with Apple SecTrust.

4

What are the potential consequences of CVE-2026-7009?

The potential consequences of CVE-2026-7009 include a bypass of the OCSP response check, which may lead to trusting invalid certificates.

5

When was CVE-2026-7009 published?

CVE-2026-7009 was published on April 29, 2026.

Contact

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