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curl / Docs / Vulnerability table / 8.18.0 vulnerabilities

Vulnerabilities in curl 8.18.0

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curl version 8.18.0 was released on January 7 2026

It has the following 4 published security problems.

FlawFrom versionTo and including
use after free in SMB connection reuse8.13.08.18.0
wrong proxy connection reuse with credentials7.78.18.0
token leak with redirect and netrc7.33.08.18.0
bad reuse of HTTP Negotiate connection7.10.68.18.0

Further details

CVE data for 8.18.0 provided as JSON.

Changelog for curl 8.18.0

See vulnerability summary for the previous release: 8.17.0 or the subsequent release: 8.19.0