CVE-2010-3842: Curl

Medium severity, CVSS 5.8. EPSS: 1.7% chance of exploitation in the next 30 days.

Absolute path traversal vulnerability in curl 7.20.0 through 7.21.1, when the --remote-header-name or -J option is used, allows remote servers to create or overwrite arbitrary files by using \ (backslash) as a separator of path components within the Content-disposition HTTP header.

Affected products

• Curl Curl: version 7.20.0 only; version 7.20.1 only; version 7.21.1 only

Published 2010-10-28. Last modified 2026-06-16.