Cyber Posture

CVE-2026-40636

Critical

Published: 11 May 2026

Published
11 May 2026
Modified
12 May 2026
KEV Added
Patch
CVSS Score 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0007 22.2th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-40636 is a critical-severity Use of Hard-coded Credentials (CWE-798) vulnerability in Dell Elastic Cloud Storage. Its CVSS base score is 9.8 (Critical).

Operationally, ranked at the 22.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-798

Enables users to notice when hard-coded credentials have been exploited for unauthorized access.

addresses: CWE-798

Security training explicitly warns against hard-coded credentials, lowering their use in systems.

addresses: CWE-798

Policy and procedures prohibit hard-coded credentials in favor of managed authentication.

addresses: CWE-798

External identity providers eliminate the need for hard-coded credentials in applications.

addresses: CWE-798

Changing default authenticators prior to first use and protecting content prevents use of hard-coded credentials.

addresses: CWE-798

Central credential stores and rotation policies remove the need for hard-coded credentials in configuration files or code.

addresses: CWE-798

Intelligence programs surface reports of campaigns that abuse hard-coded credentials in products, prompting removal or replacement and thereby reducing successful exploitation.

addresses: CWE-798

Planned investment enables secure credential storage and management systems instead of hard-coded credentials.

NVD Description

Dell ECS versions 3.8.1.0 through 3.8.1.7 and Dell ObjectScale versions prior to 4.3.0.0, contains a use of hard-coded credentials vulnerability. An unauthenticated attacker with local access could potentially exploit this vulnerability, leading to filesystem access for attacker.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Details

CWE(s)

Affected Products

dell
elastic cloud storage
3.8.1.0 — 4.3.0.0
dell
objectscale
≤ 4.3.0.0

CVEs Like This One

CVE-2026-23647Shared CWE-798
CVE-2026-22900Shared CWE-798
CVE-2026-30701Shared CWE-798
CVE-2026-1221Shared CWE-798
CVE-2026-7414Shared CWE-798
CVE-2026-27073Shared CWE-798
CVE-2026-32834Shared CWE-798
CVE-2026-27507Shared CWE-798
CVE-2026-28777Shared CWE-798
CVE-2026-35503Shared CWE-798

References