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CVE-2026-26456: Concurrent Execution using Shared Resource with Improper Synchronization

🗓️ 27 Aug 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Null pointer dereference in ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 via race condition.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-26456
27 Aug 202600:00
–cve
cvelist
Cvelist
CVE-2026-26456
27 Aug 202600:00
–cvelist
euvd
EUVD
EUVD-2026-67097
27 Aug 202600:00
–euvd
nvd
NVD
CVE-2026-26456
27 Aug 202617:17
–nvd
ptsecurity
Positive Technologies
PT-2026-82513
27 Aug 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-26456
27 Aug 202600:00
–vulnrichment

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08 Sep 2026 00:00Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.17.5
EPSS0.00377
SSVC
0