CVE-2026-21438 | BDVDB-2026-315263 Detail

Description#

webtransport-go is an implementation of the WebTransport protocol. Prior to 0.10.0, an attacker can cause unbounded memory consumption repeatedly creating and closing many WebTransport streams. Closed streams were not removed from an internal session map, preventing garbage collection of their resources. This vulnerability is fixed in v0.10.0.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-02-12Record published in the CVE List.
2. Version 22026-02-17Most recent update recorded in the CVE List.