CVE-2026-26459

EUVD-2026-67099
ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a vulnerability in the option parsing logic that causes a segmentation fault when processing malformed COAP messages with insufficient option data.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 6.77%
References
https://github.com/ipflavors/ccoap
https://github.com/songxpu/bug_report/blob/master/CoAP/ccoap/VULNERABILITY_REPORT1.md