CVE-2026-1726

IBM Guardium Key Lifecycle Manager 4.1, 4.1.1, 4.2, 4.2.1, 5.0, and 5.1 enables privilege escalation, allowing unauthorized users to perform administrative operations after being demoted. Attackers could access sensitive data, modify system configurations, or change permissions for other users. The issue undermines administrative controls and could lead to data breaches, system compromise, and loss of trust in the application's security mechanisms.

CVSS v3 4.8 MEDIUM

4.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7268697	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	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:4.2.0:::::::*
	cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2.1:::::::*
	cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.0.0:::::::*
	cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1.0:::::::*

History

No history.

Information

Published : 2026-04-23 00:16

Updated : 2026-06-17 10:16

NVD link : CVE-2026-1726

Mitre link : CVE-2026-1726

CVE.ORG link : CVE-2026-1726

JSON object : View

Products Affected

ibm

guardium_key_lifecycle_manager

CWE

CWE-269

Improper Privilege Management

NVD-CWE-noinfo

{"id": "CVE-2026-1726", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-1726", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-04-24T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.2}]}, "affected": [{"source": "psirt@us.ibm.com", "affectedData": [{"cpes": ["cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1:*:*:*:*:*:*:*", "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:4.2:*:*:*:*:*:*:*", "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:5.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.0.0:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1:*:*:*:*:*:*:*", "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1.0:*:*:*:*:*:*:*"], "vendor": "IBM", "product": "Guardium Key Lifecycle Manager", "versions": [{"status": "affected", "version": "4.1.0", "versionType": "semver"}, {"status": "affected", "version": "4.1.1", "versionType": "semver"}, {"status": "affected", "version": "4.2.0", "versionType": "semver"}, {"status": "affected", "version": "4.2.1", "versionType": "semver"}, {"status": "affected", "version": "5.0.0", "versionType": "semver"}, {"status": "affected", "version": "5.1.0", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-04-23T00:16:44.920", "references": [{"url": "https://www.ibm.com/support/pages/node/7268697", "tags": ["Patch", "Vendor Advisory"], "source": "psirt@us.ibm.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "psirt@us.ibm.com", "description": [{"lang": "en", "value": "CWE-269"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "IBM Guardium Key Lifecycle Manager 4.1, 4.1.1, 4.2, 4.2.1, 5.0, and 5.1\u00a0enables privilege escalation, allowing unauthorized users to perform administrative operations after being demoted. Attackers could access sensitive data, modify\u00a0system configurations, or change permissions for other users. The issue undermines administrative controls and could lead to data breaches, system compromise, and loss of trust\u00a0in the application's security mechanisms."}], "lastModified": "2026-06-17T10:16:24.320", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "796C9A46-DCFE-466D-87FB-F913F77137A5"}, {"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "29E1BF84-3EB5-47F2-A49B-A6519F8439AC"}, {"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "164E9640-8B3B-4530-B87F-FCAA42D92163"}, {"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:4.2.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "58B08592-B603-42F5-9E64-6ABBDAA55045"}, {"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.0.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F154D82B-C124-439C-870D-8956686461B3"}, {"criteria": "cpe:2.3:a:ibm:guardium_key_lifecycle_manager:5.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5CD71532-C852-4E47-BA23-1DA5388E95E0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@us.ibm.com"}