Security readout for executives and security teams
Plain-English summary
Dell PowerProtect Data Manager releases before 20.2.0.0 have a REST API input-validation flaw. A remote attacker who already holds high privileges could potentially execute code, compromise sensitive backup-management data, alter information, or disrupt service. The privilege requirement limits initial access risk, but the potential operational impact is significant.
Executive priority
Schedule prompt remediation, especially where backup infrastructure is broadly reachable or privileged credentials may be shared. This is not presented as an unauthenticated emergency, but remote execution against backup-management infrastructure can materially affect recovery readiness and sensitive data. Require an inventory and remediation status from infrastructure owners.
Technical view
CVE-2026-46737 is a CWE-20 improper input validation issue in the PowerProtect Data Manager REST API. CVSS 3.1 is 6.7: network-accessible, low complexity, high privileges required, no user interaction, unchanged scope, with high confidentiality and availability impact and low integrity impact.
Likely exposure
Exposure is limited to Dell PowerProtect Data Manager versions before 20.2.0.0 where an attacker can remotely reach the REST API and authenticate with high privileges. The bundle does not identify exposed endpoints, configurations, or network ports. Internet-facing or broadly reachable management interfaces warrant faster review.
Exploitation context
The supplied sources do not report active exploitation, and this CVE is not identified as being in CISA KEV. Exploitation nevertheless could enable remote execution after a high-privileged foothold. Treat suspicious privileged API activity as potentially consequential, while avoiding claims that exploitation has occurred.
Researcher notes
The source bundle provides no endpoint details, proof of concept, observed exploitation, or product-specific workaround beyond the affected-version boundary. Its structured affected entry lists version “0” with default unaffected, which is less clear than the description stating versions before 20.2.0.0 are affected. Validate precise applicability against Dell DSA-2026-287.
Mitigation direction
- Inventory PowerProtect Data Manager deployments and record their exact installed versions.
- Review Dell advisory DSA-2026-287 for supported remediation and deployment requirements.
- Prioritize upgrading versions before 20.2.0.0 according to Dell guidance.
- Restrict REST API access to required administrative networks and trusted operators.
- Review and reduce unnecessary high-privileged accounts and API credentials.
Validation and detection
- Confirm each deployment reports version 20.2.0.0 or later after remediation.
- Verify REST API reachability is limited to approved management sources.
- Audit privileged accounts, tokens, and integrations for unnecessary access.
- Review REST API and authentication logs for anomalous privileged activity.
- Confirm Dell advisory prerequisites and post-upgrade checks were completed.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CWE-20: Exact CWE lookup
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Open ATT&CK lookupCVE-2026-46737 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H1.25.5dellVulnerability scoring details
Base CVSS 3.1 score
6.7MediumVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.dell.com/support/kbdoc/en-us/000488847/dsa-2026-287-security-update-dell-powerprotect-data-manager-for-multiple-security-vulnerabilitiesCVE reference, dell · vendor-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Input Validation
Improper Input Validation represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.