https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-10-02T05:51:46.794950+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2026-67353 CVE-2026-67353 — guzzlehttp/guzzle before 7.15.1 Unbounded Cookie Denial of Service 2026-10-02T05:51:46.811141+00:00

Affected: guzzle

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and generate oversized Cookie headers that fail in handlers or destination servers.