CVE-2022-30115 Security feature bypass in https://github.com/curl/curl

What is CVE-2022-30115?

CVE-2022-30115 is a medium-severity vulnerability in Haxx Curl, published on 1 Jun 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Using its HSTS support, curl can be instructed to use HTTPS directly insteadof using an insecure clear-text HTTP step even when HTTP is provided in theURL. This mechanism could be bypassed if the host name in the given URL used atrailing dot while not using one when it built the HSTS cache. Or the otherway around - by having the trailing dot in the HSTS cache and *not* using thetrailing dot in the URL.

Weakness: CWE-319, CWE-325

Which versions are affected by CVE-2022-30115?

It affects 10 products.

Products include Haxx Curl, Netapp Clustered Data Ontap, Netapp H300s Firmware, Netapp H410s Firmware, Netapp H500s Firmware, Netapp H700s Firmware and 4 more.

How do I fix CVE-2022-30115?

Upgrade to a fixed version.

Is CVE-2022-30115 being exploited?

There is no known exploitation of CVE-2022-30115 in the wild and no public exploit code.

Other vulnerabilities in Haxx Curl

• CVE-2026-19931 Negotiate ambient user conn reuse Critical 9.8
• CVE-2026-10536 HTTP/2 stream-dependency tree UAF Critical 9.8
• CVE-2026-11856 cross-origin Digest auth state leak Critical 9.8
• CVE-2026-8925 SASL double-free Critical 9.8
• CVE-2026-9079 stale proxy password leak Critical 9.8

All Haxx Curl vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2022-30115, AZL-9891, CLEANSTART-2026-OY53589, CURL-CVE-2022-30115, DEBIAN-CVE-2022-30115, GHSA-p8vh-85vc-66x9.