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Vulnerabilities CVE-2026-31984

CVE-2026-31984

High
Open
TLP:CLEAR

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

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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.

Details

CVSS Score
8.7
EPSS Score
0.27%

19.6th percentile

CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Confidence
90%
Published
Jul 9, 2026
Last Modified
Aug 11, 2026
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