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CVE details

CVE-2026-110656

miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseelt function's namespace-prefix handling that skips an end-of-buffer check after advancing past ':'. A malicious or spoofed UPnP gateway on the local network can send a device description or SOAP reply ending in ':' within an element name to crash the client.

Score
2.3 low
Published
2026-10-14
Links
NVD · cve.org · Report wrong data

Matched ports (2)

PortPackageVersionStatusMaintainer
net/miniupnpcminiupnpc2.3.3_1unaddresseddinoex@FreeBSD.org
net/py-miniupnpcpy312-miniupnpc2.3.3_1unaddresseddinoex@FreeBSD.org

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>miniupnpc</name>
	<range><lt>FIXME</lt></range>
      </package>
      <package>
	<name>py312-miniupnpc</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read
	vulnerability in the minixml parseelt function's namespace-prefix
	handling that skips an end-of-buffer check after advancing past ':'. A
	malicious or spoofed UPnP gateway on the local network can send a
	device description or SOAP reply ending in ':' within an element name
	to crash the client.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2026-110656</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2026-110656</url>
    </references>
    <dates>
      <discovery>2026-10-14</discovery>
      <entry>2026-10-26</entry>
    </dates>
  </vuln>