{"affected":[{"product":"bacnet-stack","source":"CNA: GitHub_M","vendor":"bacnet-stack","versions":[{"status":"affected","version":"< 1.4.4"},{"status":"affected","version":"< 1.5.1"},{"status":"affected","version":"< 1.6.0"}]}],"cveId":"CVE-2026-47710","cwes":["CWE-121","CWE-787"],"description":"BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.4, 1.5.1, and 1.6.0, a stack-buffer-overflow can be triggered in the current master branch when a Loop object reads a referenced property through its default timer path and the referenced property is OBJECT_STRUCTURED_VIEW / PROP_DESCRIPTION containing a long attacker-controlled string. This issue has been patched in versions 1.4.4, 1.5.1, and 1.6.0.","epss":{"date":"2026-11-13","percentile":0.17032,"score":0.00254},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-2xm5-gjpc-9m6q"}],"kev":null,"metrics":[{"score":8.2,"severity":"high","source":"CNA: GitHub_M","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","version":"3.1"},{"score":8.2,"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:L/A:H","version":"3.1"}],"modifiedAt":1794597699293,"publishedAt":1794513750409,"references":[{"source":"CNA: GitHub_M","tags":["x_refsource_CONFIRM"],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-2xm5-gjpc-9m6q"},{"source":"CNA: GitHub_M","tags":["x_refsource_MISC"],"url":"https://github.com/bacnet-stack/bacnet-stack/pull/1355"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-2xm5-gjpc-9m6q"},{"source":"security-advisories@github.com","tags":[],"url":"https://github.com/bacnet-stack/bacnet-stack/pull/1355"},{"source":"security-advisories@github.com","tags":[],"url":"https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-2xm5-gjpc-9m6q"}],"remediation":[],"revision":"bc6304e788b07ca221c877c99e060c56f23c394eb4188cd9b7a56333802ce648","sources":[{"modifiedAt":1794597699293,"name":"CNA: GitHub_M","retrievedAt":1794600612265,"url":"https://www.cve.org/CVERecord?id=CVE-2026-47710"},{"modifiedAt":1794521379233,"name":"NVD","retrievedAt":1794529640090,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47710"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794600623617,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-47710"}],"ssvc":{"assessedAt":1794597658473,"automatable":"yes","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"BACnet Stack: Loop reference to long Structured View description causes stack-buffer-overflow","updatedAt":1794600623617}