{"affected":[{"product":"bacnet-stack","source":"CNA: GitHub_M","vendor":"bacnet-stack","versions":[{"status":"affected","version":">= 1.4.0, < 1.4.4"},{"status":"affected","version":">= 1.5.0, < 1.5.1"}]}],"cveId":"CVE-2026-45341","cwes":["CWE-476"],"description":"BACnet Stack is a BACnet open source protocol stack C library for embedded systems. From versions 1.4.0 to before 1.4.4, and 1.5.0 to before 1.5.1, a NULL pointer dereference can be triggered in bacnet_device_object_reference_decode() when a WriteProperty request updates OBJECT_STRUCTURED_VIEW / PROP_SUBORDINATE_LIST. This issue has been patched in versions 1.4.4 and 1.5.1.","epss":{"date":"2026-11-13","percentile":0.20066,"score":0.00274},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-fv2r-c2m2-7qhh"}],"kev":null,"metrics":[{"score":7.5,"severity":"high","source":"CNA: GitHub_M","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},{"score":7.5,"severity":"high","source":"NVD: security-advisories@github.com","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1794597020614,"publishedAt":1794513608694,"references":[{"source":"CNA: GitHub_M","tags":["x_refsource_CONFIRM"],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-fv2r-c2m2-7qhh"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-fv2r-c2m2-7qhh"},{"source":"security-advisories@github.com","tags":[],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-fv2r-c2m2-7qhh"}],"remediation":[],"revision":"fd16808f89d59eca6ba267ceab50b8c5196e0f5802c94904bfbdcae795f66902","sources":[{"modifiedAt":1794597020614,"name":"CNA: GitHub_M","retrievedAt":1794600610027,"url":"https://www.cve.org/CVERecord?id=CVE-2026-45341"},{"modifiedAt":1794521379233,"name":"NVD","retrievedAt":1794529638674,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45341"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794600624011,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-45341"}],"ssvc":{"assessedAt":1794597004812,"automatable":"yes","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"BACnet Stack: NULL pointer dereference in bacnet_device_object_reference_decode() when WriteProperty updates Structured View subordinate-list","updatedAt":1794600624011}