CVE-2026-45070 | Symfony up to 5.4.51/6.4.39/7.4.11/8.0.11 Mime Name crlf injection

July 14, 2026 Yanac

A vulnerability classified as critical was found in Symfony up to 5.4.51/6.4.39/7.4.11/8.0.11. This issue affects some unknown processing of the component Mime. Such manipulation of the argument Name leads to crlf injection.

This vulnerability is uniquely identified as CVE-2026-45070. The attack can be launched remotely. No exploit exists.VulDB Recent EntriesRead More