CVE-2026-78537

IBM Guardium Key Lifecycle Manager is affected by a security vulnerability

Published Nov 8, 2026 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed

Description

IBM Guardium Key Lifecycle Manager 4.1, 4.1.1, 4.2, 4.2.1, 5.0, and 5.1 could allow a local attacker to obtain sensitive information due to the use of a weak cryptographic algorithm.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

IBM

Guardium Key Lifecycle Manager

affected

Version	Status	Constraints
`4.1`	affected	—
`4.1.1`	affected	—
`4.2`	affected	—
`4.2.1`	affected	—
`5.0`	affected	—
`5.1`	affected	—

No data.

Vendor Product Versions

Ibm

Guardium Key Lifecycle Manager

Version	Status	Scheme	Platform
`4.1`	affected	generic	—
`4.1.1`	affected	semver	—
`4.2`	affected	generic	—
`4.2.1`	affected	semver	—
`5.0`	affected	generic	—
`5.1`	affected	generic	—

Remediation

Vendor Solution

IBM encourages customers to update their systems promptly. Principal Product and Version(s)Remediation/FixesIBM Guardium Key Lifecycle Manager (GKLM) v4.1 1. Download IBM Guardium Key Lifecycle Manager https://www.ibm.com/docs/en/gklm/5.x?topic=software-download-instructions

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.083% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://www.ibm.com/support/pages/node/7292031

History

Nov 9, 2026 8:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Nov 8, 2026 6:45 PM Description updated. Title updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		IBM Guardium Key Lifecycle Manager 4.1, 4.1.1, 4.2, 4.2.1, 5.0, and 5.1 could allow a local attacker to obtain sensitive information due to the use of a weak cryptographic algorithm.
Title		IBM Guardium Key Lifecycle Manager is affected by a security vulnerability
First Time appeared		Ibm Ibm guardium Key Lifecycle Manager
Weaknesses		CWE-327
CPEs		cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1.0:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1.1:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2.0:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2.1:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.0.0:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.0:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1.0:::::::* cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1:::::::*
Vendors & Products		Ibm Ibm guardium Key Lifecycle Manager
References		https://www.ibm.com/support/pages/node/7292031
Metrics		cvssV3_1 `{'score': 6.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N'}`