CVE-2026-12523 | Cloudflare quiche up to 0.29.2 HEADERS set_max_field_section_size resource consumption

A vulnerability, which was classified as problematic, has been found in Cloudflare quiche up to 0.29.2. The affected element is the function set_max_field_section_size of the component HEADERS Handler. Performing a manipulation results in resource consumption.

This vulnerability is identified as CVE-2026-12523. The attack can be initiated remotely. There is not any exploit available.VulDB Recent EntriesRead More