Security readout for executives and security teams
Plain-English summary
A flaw in certain D-Link DWR-M961 routers can let an unauthenticated remote attacker run commands as the device’s root user. Successful compromise could expose network traffic, alter router settings, disrupt connectivity, or provide a foothold into connected networks.
Executive priority
Treat as an immediate remediation priority wherever affected routers are exposed to untrusted networks. Identify C1 devices promptly, remove unnecessary management exposure, and upgrade. Internally isolated devices still require timely remediation because compromise from another network foothold could produce full router control.
Technical view
DWR-M961 hardware revision C1 running firmware earlier than 1.1.5_C1_202607071108 is vulnerable to OS command injection (CWE-78). Unsanitized input in the oldPIn field of /boafrm/formPinManageSetup can reach command execution with root privileges. CVSS 3.1 rates it 9.8: network-accessible, low complexity, unauthenticated, and requiring no user interaction.
Likely exposure
Exposure is limited to DWR-M961 hardware revision C1 devices below the specified firmware version. Risk is greatest when the affected interface is reachable from the internet or other untrusted networks. The supplied evidence does not establish how commonly remote administration or this endpoint is externally accessible.
Exploitation context
The vulnerability permits unauthenticated remote root command execution and therefore has severe compromise potential. The supplied bundle marks it absent from KEV and provides no cited evidence of active exploitation. That does not establish that exploitation is impossible or has never occurred.
Researcher notes
The affected sink is /boafrm/formPinManageSetup through the oldPIn parameter, with resulting root-level command execution. The source bundle identifies only hardware revision C1 and firmware before 1.1.5_C1_202607071108. It does not document observed exploitation, deployment prevalence, endpoint exposure defaults, or detection indicators, so those points require environment-specific validation.
Mitigation direction
- Upgrade affected C1 devices to firmware 1.1.5_C1_202607071108 or newer, following the D-Link advisory.
- Disable internet-facing or otherwise untrusted access to device administration interfaces.
- Restrict management access to trusted administrative networks and authorized personnel.
- Review D-Link guidance for any additional model-specific precautions or supported upgrade requirements.
Validation and detection
- Inventory DWR-M961 devices and confirm each device’s hardware revision.
- Record installed firmware and flag C1 devices running versions earlier than 1.1.5_C1_202607071108.
- Verify administration interfaces are not reachable from internet or untrusted network segments.
- Review device and network logs for unexpected administrative requests, configuration changes, or outbound connections.
- After upgrading, confirm the reported firmware version and intended management-access restrictions.
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-71952 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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
2 official scoresWe 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:N/UI:N/S:U/C:H/I:H/A:H3.95.9VulnCheckCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N——VulnCheckVulnerability scoring details
Base CVSS 4.0 score
9.3CriticalVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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
- D-Link AdvisoryCVE reference, VulnCheck · vendor-advisory, patch
- Product WebpageCVE reference, VulnCheck · product
- https://www.vulncheck.com/advisories/d-link-dwr-m961-command-injection-via-boafrm-formpinmanagesetupCVE reference, VulnCheck · third-party-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 Neutralization of Special Elements used in an OS Command
Improper Neutralization of Special Elements used in an OS Command represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.