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High 7.5Published Oct 22, 2026

CVE-2026-112332Motor.NET < 0.19.0 Denial of Service via JsonNet Deserialization

Updated under an hour ago ()

Does this affect you?

It affects GDATASoftwareAG motornet. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.63%, higher than 50% of scored CVEs.

Motor.NET before 0.19.0 contains an uncaught exception vulnerability in JsonNetDeserializer.Deserialize that allows a remote attacker who can publish to a consumed queue or topic to crash the service permanently by sending structurally valid JSON that does not match the handler's expected type. Attackers can exploit the fact that JsonSerializationException is not caught alongside JsonReaderException and InvalidCastException, causing TypedConsumerService.SingleMessageConsumeAsync to treat the error as CriticalFailure and call StopApplication, which combined with the unacknowledged message being redelivered on restart results in a permanent crash-loop.

CVSS
7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-755
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.63% (percentile 50)
Assigned by
VulnCheck
NVD analysis
Deferred
Record last updated
Oct 23, 2026
First seen by InfoSec Signals
Oct 22, 2026

Affected products

Affected products
GDATASoftwareAG motornet
gdatasoftwareag:motornet (from the name)
before 0.19.0
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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