CVE-2026-0529: medium-severity vulnerability in Elastic Packetbeat
Improper Validation of Array Index in Packetbeat Leading to Overflow Buffers
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 6.5epss 0.2%
Improper Validation of Array Index (CWE-129) in Packetbeat’s MongoDB protocol parser can allow an attacker to cause Overflow Buffers (CAPEC-100) through specially crafted network traffic. This requires an attacker to send a malformed payload to a monitored network interface where MongoDB protocol parsing is enabled.
CVSS:3.1/AV:A/AC:L/PR:N/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-2026-26932MEDIUMImproper Validation of Array Index in Packetbeat Leading to Denial of ServiceEPSS 0.5%CVE-2025-68381MEDIUMPacketbeat Improper Bounds CheckEPSS 0.5%CVE-2025-68388MEDIUMCVE-2025-68388EPSS 0.4%CVE-2026-26933MEDIUMImproper Validation of Array Index in Packetbeat Leading to Denial of ServiceEPSS 0.3%CVE-2025-68382MEDIUMPacketbeat Out-of-bounds ReadEPSS 0.2%