CVE-2026-26932 | THREATINT

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.

PUBLISHED Reserved 2026-02-16 | Published 2026-02-26 | Updated 2026-02-26 | Assigner elastic

MEDIUM: 5.7CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-129 Improper Validation of Array Index

Product status

Default status

unaffected

9.0.0 (semver)

affected

8.0.0 (semver)

affected

Credits

giant_anteater reporter

References

discuss.elastic.co/...2-5-security-update-esa-2026-10/385247

cve.org (CVE-2026-26932)

nvd.nist.gov (CVE-2026-26932)

Download JSON