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CVE-2026-21878

🗓️ 13 Feb 2026 18:10:26Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 39 Views

CVE-2026-21878: BACnet Stack allows arbitrary directory writes due to unvalidated paths; fixed in 1.5.0.rc3.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-21878
13 Feb 202618:10
–attackerkb
circl
Circl
CVE-2026-21878
13 Feb 202619:24
–circl
cnnvd
CNNVD
BACnet Stack path traversal vulnerability
13 Feb 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-21878 BACnet Stack Improperly Limits Pathnames to a Restricted Directory
13 Feb 202618:10
–cvelist
mend
Mend
CVE-2026-21878
13 Feb 202618:10
–mend
nvd
NVD
CVE-2026-21878
13 Feb 202619:17
–nvd
ptsecurity
Positive Technologies
PT-2026-8019
13 Feb 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-21878: Improper Limitation of a Pathname to a Restricted Directory
13 Feb 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-21878
14 Feb 202619:22
–redhatcve
snyk
Snyk
Directory Traversal
13 Feb 202618:58
–snyk
Rows per page
NVD
Vulners
Node
[
  {
    "vendor": "bacnet-stack",
    "product": "bacnet-stack",
    "versions": [
      {
        "version": "< 1.5.0.rc3",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 10:19Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
EPSS0.00413
SSVC
39