{"apiVersion":"1.0","identifier":"CVE-2026-26456","description":"A null pointer dereference vulnerability exists in the server-side session management logic of ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5. The issue is caused by a race condition between the request dispatch thread and the session cleanup thread when accessing shared session list nodes without proper synchronization.","publishedAt":"2026-08-27T17:17:48","lastModifiedAt":"2026-08-27T17:17:48","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-26456","cvssScore":null,"cvssVector":"Pending","epssProbability":0.00172,"riskScore":0,"affectedProduct":"ccoap","affectedVersions":"cannotmatch","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-26456","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-26456","en":"https://www.redsauce.net/en/cves/CVE-2026-26456","fr":"https://www.redsauce.net/fr/cves/CVE-2026-26456","pt":"https://www.redsauce.net/pt/cves/CVE-2026-26456","de":"https://www.redsauce.net/de/cves/CVE-2026-26456","sk":"https://www.redsauce.net/sk/cves/CVE-2026-26456","el":"https://www.redsauce.net/el/cves/CVE-2026-26456"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-26456"}}