Security readout for executives and security teams
Plain-English summary
CVE-2026-1624 affects D-Link DWR-M961 firmware 1.1.47. A remote, authenticated attacker may abuse a firmware-over-the-air upgrade parameter to run operating-system commands on the device. Public exploit information is reportedly available, but the provided sources do not show confirmed active exploitation.
Executive priority
Treat as a near-term remediation item for any deployed DWR-M961 1.1.47 device, especially if remotely managed. The issue can affect device confidentiality, integrity, and availability, but available evidence indicates authentication is required and does not confirm active exploitation.
Technical view
The issue is command injection in /boafrm/formLtefotaUpgradeFibocom through manipulation of the fota_url argument. VulDB maps it to CWE-74 and CWE-77. The CVSS v2 vector is AV:N/AC:L/Au:S/C:P/I:P/A:P, indicating network access, low complexity, and required authentication.
Likely exposure
Organizations using D-Link DWR-M961 version 1.1.47 are potentially exposed, especially if device management interfaces are reachable from untrusted networks. Exposure is lower where administration is restricted to trusted internal networks and strong credentials are enforced.
Exploitation context
The source bundle states the attack can be launched remotely and that exploit details have been publicly disclosed. It also indicates authentication is required. No provided source or KEV listing confirms active exploitation in the wild.
Researcher notes
Evidence is primarily from VulDB and CVE records. The vulnerable endpoint and parameter are named, but the affected function is described as unknown. No patch version is provided in the source bundle. Avoid assuming broader D-Link product impact beyond DWR-M961 1.1.47.
Mitigation direction
- Check D-Link support channels for firmware updates or official guidance.
- Restrict device administration to trusted management networks only.
- Remove internet exposure for the router management interface.
- Review and strengthen administrative credentials.
- Monitor logs for unusual firmware update or management activity.
Validation and detection
- Inventory D-Link DWR-M961 devices and confirm firmware version.
- Identify whether management interfaces are reachable from untrusted networks.
- Confirm administrative access requires strong, unique credentials.
- Review vendor advisories for fixed firmware or mitigation instructions.
- Check security monitoring for suspicious management or FOTA activity.
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-74: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCWE-77: 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-2026-1624 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
- Medium
- CVSS
- 6.5 (2.0)
- Known Exploited
- No
- Published
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
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.
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.
AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR86.4Primary CVE scoreVulnerability scoring details
Base CVSS 2.0 score
6.5MediumVector: AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Source materials
- CVE List V5 sourceCVE List V5
- VDB-343383 | D-Link DWR-M961 formLtefotaUpgradeFibocom command injectionCVE reference · vdb-entry, technical-description
- VDB-343383 | CTI Indicators (IOB, IOC, TTP, IOA)CVE reference · signature, permissions-required
- Submit #740770 | D-Link DWR-M961 V1.1.47 Command InjectionCVE reference · third-party-advisory
- https://github.com/QIU-DIE/CVE/issues/50CVE reference · broken-link, exploit
- https://www.dlink.com/CVE reference · product
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 in Output Used by a Downstream Component ('Injection')
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Improper Neutralization of Special Elements used in a Command ('Command Injection')
Improper Neutralization of Special Elements used in a Command ('Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.