CVE-2025-34468 | libcoap up to 4.3.5 Proxy Request stack-based overflow (30db3ea / EUVD-2025-206064)
A vulnerability was found in libcoap up to 4.3.5. It has been declared as critical. Affected by this issue is some unknown functionality of the component Proxy Request Handler. Such manipulation leads to stack-based buffer overflow.
This vulnerability is documented as CVE-2025-34468. The attack can be executed remotely. There is not any exploit available.
Applying a patch is advised to resolve this issue.