EUVD-2026-18239

| CVE-2026-31932 HIGH
2026-04-02 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

4
Patch Released
Apr 02, 2026 - 20:30 nvd
Patch available
EUVD ID Assigned
Apr 02, 2026 - 14:22 euvd
EUVD-2026-18239
Analysis Generated
Apr 02, 2026 - 14:22 vuln.today
CVE Published
Apr 02, 2026 - 14:16 nvd
HIGH 7.5

Tags

Information Disclosure

Description

Suricata is a network IDS, IPS and NSM engine. Prior to versions 7.0.15 and 8.0.4, inefficiency in KRB5 buffering can lead to performance degradation. This issue has been patched in versions 7.0.15 and 8.0.4.

Analysis

Performance degradation in Suricata IDS/IPS engine allows remote unauthenticated attackers to cause denial of service through inefficient Kerberos 5 buffering. Affects versions prior to 7.0.15 and 8.0.4. …

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Remediation

Within 24 hours: Inventory all Suricata deployments and identify instances running versions below 7.0.15 (7.x branch) or 8.0.4 (8.x branch). Within 7 days: Apply vendor-released patch to upgrade affected systems to Suricata 7.0.15 or 8.0.4 or later, prioritizing production IDS/IPS sensors. …

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +38
POC: 0

Vendor Status

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EUVD-2026-18239 vulnerability details – vuln.today
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