cpp-httplib version v0.17.3 through v0.18.3 fails to filter CRLF characters ("\r\n") when those are prefixed with a null byte. This enables attackers to exploit CRLF injection that could further lead to HTTP Response Splitting, XSS, and more.
{ "binaries": [ { "binary_version": "0.10.3+ds-1ubuntu0.1~esm1", "binary_name": "libcpp-httplib-dev" }, { "binary_version": "0.10.3+ds-1ubuntu0.1~esm1", "binary_name": "libcpp-httplib0" } ] }
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-0825.json"
{ "binaries": [ { "binary_version": "0.14.3+ds-1.1ubuntu0.1~esm1", "binary_name": "libcpp-httplib-dev" }, { "binary_version": "0.14.3+ds-1.1ubuntu0.1~esm1", "binary_name": "libcpp-httplib0.14t64" } ] }
{ "binaries": [ { "binary_version": "0.18.7-1ubuntu0.25.10.1", "binary_name": "libcpp-httplib-dev" }, { "binary_version": "0.18.7-1ubuntu0.25.10.1", "binary_name": "libcpp-httplib0.18" } ] }