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Vulnerabilities

Vulnerability · CVE-2026-110655

miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds vi

Published Oct 14, 2026 · catalog updated Oct 17, 2026 · miniupnpc through 2.3.3 contains

Check if you run it

No confirmed exploitation is on record for CVE-2026-110655. EPSS is 0.29%. Act only if a listed version of miniupnpc through 2.3.3 contains is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (miniupnpc through 2.3.3 contains).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Low2.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.29%
Remediation
Advisory link
Affected products
Debian:12 miniupnpc · Debian:13 miniupnpc · Debian:14 miniupnpc

miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Debian:12 miniupnpc2.2.4-1, 2.2.5-1, 2.2.6-1
  • Debian:13 miniupnpc2.2.8-2, 2.3.3-1, 2.3.3-2
  • Debian:14 miniupnpc2.2.8-2, 2.3.3-1, 2.3.3-2

How to fix CVE-2026-110655

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-110655. EPSS is 0.29%. Act only if a listed version of miniupnpc through 2.3.3 contains is installed.

Which versions are affected?

Compare what you have installed with 2.2.4-1, 2.2.5-1, 2.2.6-1, 2.2.8-2, 2.3.3-1, 2.3.3-2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-125: Out-of-bounds Read. EPSS 0.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Debian security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 14, 2026 · NIST NVD

    Detected

    miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.

  2. Oct 14, 2026 · NIST NVD

    Updated

    miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.

  3. Oct 15, 2026 · NIST NVD

    Updated

    miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.

  4. Oct 17, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or SOAP responses ending in '=' to crash the client.

Sources

  • CVE.orgVulnerability recordCVE-2026-110655

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-110655

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-110655

    miniupnpc through 2.3.3 contains a one-byte heap out-of-bounds read vulnerability in the minixml parseatt function that allows malicious UPnP gateways to read past buffer bounds via crafted replies. Attackers on the local network can spoof a gateway serving device descriptions or

    nvd.nist.gov
  • OpenSSF OSV / OSV ScannerPackage advisoryDEBIAN-CVE-2026-110655
    osv.dev

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.