CVE-2026-84058

CriticalCVSS 9.8/10Last modified Oct 14, 2026

Description

IBM Guardium Data Protection 12.0, 12.1, and 12.2 is vulnerable to a buffer overrun in the TDS (Microsoft SQL Server) PRELOGIN packet decoder. A remote attacker who can send a specially crafted TDS PRELOGIN packet to a network monitored by an IBM Guardium Collector may cause a denial of service or potentially execute arbitrary code on the Collector appliance.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Oct 8, 2026
Last modified
Oct 14, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-840597.4A flaw has been found in ICP DAS UA-2200 and UA-5200 up to 20260704. The affected element is the function ArmAngstromInstructionSet of the fCVE-2026-84067.1openSIS Classic 9.3 contains an insecure direct object reference vulnerability in the messaging module. Any authenticated user with access tCVE-2026-840616.3A security flaw has been discovered in zhongyu09 OpenChatBI up to 0.3.0. Affected by this vulnerability is the function _validate_sql_safetyCVE-2026-840625.3BurgerEditor 3.0.0 through 3.4.0 contains an issue with authorization bypass through user-controlled key. If this vulnerability is exploitedCVE-2026-840638.5BurgerEditor 3.2.0 through 3.4.0 contains an issue with unrestricted upload of file with dangerous type. If this vulnerability is exploited,CVE-2026-840649.9IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to execute arbitrary SQL commands due to improper neutralizatiCVE-2026-840663.1The Directorist: AI-Powered Business Directory, Listings & Classified Ads WordPress plugin before 8.9 does not verify that the requesting usCVE-2026-840688.6The Quentn WP WordPress plugin before 1.2.15 does not adequately escape a request parameter before using it in an unprepared SQL query, alloCVE-2026-840695.3The WebFacing™ WordPress plugin before 5.4 does not restrict access to one of its bundled scripts and does not validate a user-supplied patCVE-2026-84074.3Missing authorization in the PAM module in Devolutions Server allows an authenticated user with a PAM license but no additional permissions CVE-2026-840708.9IBM Guardium Data Protection 12.2 could allow a remote authenticated attacker to execute arbitrary code due to improper neutralization of inCVE-2026-840717.2IBM Guardium Data Protection 12.2 is vulnerable to OS command injection in the Universal Connector plugin upload functionality. A privileged
CVE-2026-84058: Critical severity, CVSS 9.8 | Vulnix