CVE-2026-26932

MEDIUM
2026-02-26 [email protected]
5.7
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
CVE Published
Feb 26, 2026 - 18:23 nvd
MEDIUM 5.7

Tags

Golang PostgreSQL Denial Of Service Packetbeat

Description

Improper Validation of Array Index (CWE-129) in the PostgreSQL protocol parser in Packetbeat can lead Denial of Service via Input Data Manipulation (CAPEC-153). An attacker can send a specially crafted packet causing a Go runtime panic that terminates the Packetbeat process. This vulnerability requires the pgsql protocol to be explicitly enabled and configured to monitor traffic on the targeted port.

Analysis

Packetbeat's PostgreSQL protocol parser improperly validates array indices, allowing authenticated attackers on the same network to crash the monitoring service by sending malicious packets. An attacker exploiting this denial-of-service vulnerability can terminate the Packetbeat process, disrupting monitoring capabilities on systems with PostgreSQL protocol monitoring enabled. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

29
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +28
POC: 0

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CVE-2026-26932 vulnerability details – vuln.today
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