CVE-2026-31984

HIGH

DoS through oversized audit log entries in Guardian/CMC before 26.2.0

Title source: cna
STIX 2.1

Description

A denial-of-service vulnerability caused by unbounded resource allocation was discovered in the audit logging functionality, due to a missing size limit on input recorded into audit entries. An unauthenticated attacker can submit requests containing excessively large input that is recorded into audit entries, possibly exhausting the available disk space and rendering the system inoperable.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0027
EPSS Percentile 19.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-770
Status published
Products (4)
Nozomi Networks/CMC < 26.2.0
Nozomi Networks/Guardian < 26.2.0
nozominetworks/cmc < 26.2.0
nozominetworks/guardian < 26.2.0
Published Jul 09, 2026
Tracked Since Jul 09, 2026