CVE-2026-26452

Description

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 lcontains a vulnerability in the option parsing logic that causes a segmentation fault when processing COAP messages containing invalid option numbers.

References

• https://github.com/ipflavors/ccoap
• https://github.com/songxpu/bug_report/blob/master/CoAP/ccoap/VULNERABILITY_REPORT4.md