CVE-2026-55951

The Erlang/OTP httpc HTTP client does not enforce a limit on the total size of response headers received from a server. The maxheadersize option defaults to nolimit, and httpcresponse:parseheaders/6 accumulates every header into a list before the length check runs which only fires after the...

CVE-2026-55951 httpc memory exhaustion via unbounded response header accumulation

The Erlang/OTP httpc HTTP client does not enforce a limit on the total size of response headers received from a server. The maxheadersize option defaults to nolimit, and httpcresponse:parseheaders/6 accumulates every header into a list before the length check runs which only fires after the...

CVE-2026-55951

The Erlang/OTP httpc HTTP client (inets package) does not enforce a limit on the total size of response headers. The max_header_size option defaults to nolimit, and httpc_response:parse_headers/6 accumulates all headers into a list before the length check fires (only after the terminating CRLF CR...

EUVD-2026-69228

The Erlang/OTP httpc HTTP client does not enforce a limit on the total size of response headers received from a server. The maxheadersize option defaults to nolimit, and httpcresponse:parseheaders/6 accumulates every header into a list before the length check runs which only fires after the...