CVE-2026-26932: medium-severity vulnerability in Elastic Packetbeat
Improper Validation of Array Index in Packetbeat Leading to Denial of Service
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.7epss 0.5%
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.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Elastic · PacketbeatRelated CVEs — Elastic Packetbeat
In the same product, most dangerous first.
CVE-2017-11480—CVE-2017-11480EPSS 1.4%CVE-2025-68381MEDIUMPacketbeat Improper Bounds CheckEPSS 0.5%CVE-2025-68388MEDIUMCVE-2025-68388EPSS 0.4%CVE-2026-115297MEDIUMNULL Pointer Dereference in Packetbeat Leading to Denial of ServiceEPSS 0.3%CVE-2025-68382MEDIUMPacketbeat Out-of-bounds ReadEPSS 0.2%CVE-2026-26933MEDIUMImproper Validation of Array Index in Packetbeat Leading to Denial of ServiceEPSS 0.2%