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Description

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.

PUBLISHED Reserved 2025-12-19 | Published 2026-01-14 | Updated 2026-01-14 | Assigner elastic




MEDIUM: 6.5CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-129 Improper Validation of Array Index

Product status

Default status
unaffected

7.0.0 (semver)
affected

8.0.0 (semver)
affected

9.0.0 (semver)
affected

9.2.0 (semver)
affected

Credits

AISLE Research reporter

References

discuss.elastic.co/...2-4-security-update-esa-2026-02/384520

cve.org (CVE-2026-0529)

nvd.nist.gov (CVE-2026-0529)

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