CVE-2026-26932

MEDIUM

Packetbeat - DoS

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 5.7
EPSS 0.0003
EPSS Percentile 8.0%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-129
Status published
Products (1)
elasticsearch/packetbeat 8.0.0 - 8.19.11
Published Feb 26, 2026
Tracked Since Feb 27, 2026