Lsquic vulnerabilities

1 known vulnerability in Lsquic from Litespeedtech. 1 is rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.5 High severity

  lsquic: Allocation of Resources Without Limits or Throttling

  CVE-2026-115482Oct 22, 2026Litespeedtech

  In lsquic before 4.9.0, the HTTP/3 implementation can use an excessive amount of memory because the number of buffered header sets is not limited, as demonstrated by a QPACK amplification attack. This is related to header_out_dynamic_entry and es_max_header_li