CVE-2016-8625 Other in curl

What is CVE-2016-8625?

CVE-2016-8625 is a medium-severity vulnerability in Haxx Curl, published on 1 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

curl before version 7.51.0 uses outdated IDNA 2003 standard to handle International Domain Names and this may lead users to potentially and unknowingly issue network transfer requests to the wrong host.

Weakness: CWE-20

Which versions are affected by CVE-2016-8625?

It affects 1 product.

Products include Haxx Curl.

How do I fix CVE-2016-8625?

Upgrade to a fixed version.

Is CVE-2016-8625 being exploited?

There is no known exploitation of CVE-2016-8625 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-2016-8625, CLEANSTART-2026-DY91015, CURL-CVE-2016-8625, DEBIAN-CVE-2016-8625, GHSA-33h3-8669-hjwx, UBUNTU-CVE-2016-8625.