CVE-2026-26932: Improper Validation of Array Index in Packetbeat Leading to Denial of Service
Elastic · Packetbeat
Vendor fix available · Affected: Elastic Packetbeat · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 43% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Elastic · Packetbeatfrom 9.0.0 up to and including 9.2.4; from 8.0.0 up to and including 8.19.10
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- Elastic
- Published
- February 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-26932 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.