miniupnpc through 2.3.3 Heap Out-of-Bounds Read via minixml parseelt
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.
CVE-2026-110656
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-110656
miniupnpc
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/miniupnp/miniupnp",
"vendor": "miniupnp project",
"product": "miniupnpc",
"versions": [
{
"status": "affected",
"version": "0",
"versionType": "semver",
"lessThanOrEqual": "2.3.3"
}
],
"packageURL": "pkg:github/miniupnp/miniupnp",
"collectionURL": "https://github.com/miniupnp/miniupnp",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-110656
Source reference:
/cveMetadata/cveId
Publisher severity
low
Source reference: /containers/cna/metrics
- Event
- #22071 · Revision 1
- Added to Heist Feed
- Publisher date