CVE-2026-11101-HTTP-Cache-Poisoning-via-Unkeyed-Query-Parameter

CVE-2026-11101 – HTTP Cache Poisoning via Unkeyed Query Parameter Overview A web cache uses only the URL path as the cache key, ignoring query parameters. An attacker can append a malicious payload to an unkeyed parameter e.g., utmcampaign and poison the cache. Subsequent visitors receive the...