CVE-2026-121971 | Sensiolabs Symfony up to 5.4.55/6.4.49/7.4.22/8.1.10 ScopingHttpClient createForBaseUri information disclosure

November 4, 2026 Yanac

A vulnerability classified as problematic was found in Sensiolabs Symfony up to 5.4.55/6.4.49/7.4.22/8.1.10. Affected is the function HttpClient::createForBaseUri of the component ScopingHttpClient. Such manipulation leads to information disclosure.

This vulnerability is traded as CVE-2026-121971. The attack may be launched remotely. There is no exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More