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CVE-2026-26932

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CVE-2026-26932

Published: Feb 26, 2026

Modified: Feb 26, 2026

PUBLISHED

CVSS v3.1

5.7

MEDIUM

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.

VendorProductVersions

Elastic

Packetbeat

affected
9.0.0 - <= 9.2.4
affected
8.0.0 - <= 8.19.10

Weaknesses (CWE)

CWE-129

CVSS v3.1 Details

CVSS v3.1 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

References

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