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CVE-2026-115680 Keil CVE debrief

CVE-2026-115680 debrief based on the supplied source corpus. The CVE record and source item indicate that Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0 may be vulnerable to DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission. However, the provided information is limited, and further verification is necessary to determine the actual impact and affected scope. Defenders responsible for Arm Keil MDK-Middleware deployments, particularly those using versions 8.0.0 through 8.3.0, should assess their exposure and prioritize verification of potential vulnerability. The CVE record was published on 2026-10-26T15:49:30.643Z and has not been modified since then.

Vendor
Keil
Product
MDK-Middleware
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-26
Original CVE updated
2026-10-26
Advisory published
2026-10-26
Advisory updated
2026-10-26

Who should care

Defenders responsible for Arm Keil MDK-Middleware deployments, particularly those using versions 8.0.0 through 8.3.0, should assess their exposure and prioritize verification of potential vulnerability.

Why it matters

CVE-2026-115680 indicates a potential vulnerability in Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0, which may allow DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission. Defenders should assess exposure and prioritize verification.

  • Verify potential exposure of Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0 to DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission
  • Assess the need for compensating controls or mitigations
  • Monitor for official vendor remediation or updates

Technical summary

The CVE record and source item indicate that Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0 may be vulnerable to DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission. However, the provided information is limited, and further verification is necessary to determine the actual impact and affected scope.

Defensive priority

Defenders should assess exposure and prioritize verification of Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0.

Recommended defensive actions

  • Inventory and assess Arm Keil MDK-Middleware versions 8.0.0 through 8.3.0 for potential exposure
  • Verify if any compensating controls or mitigations are available
  • Monitor for any official vendor remediation or updates

Evidence notes

The CVE record and source item provide limited information about the vulnerability, including potential DHCPv6 Option-Walk Over-Reads and Unintended Data Retransmission in Arm Keil MDK-Middleware 8.0.0-8.3.0.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-115680 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-115680

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-115680 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-115680

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • CVE-2026-115680

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/115xxx/CVE-2026-115680.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://support.arm.com/documentation/112560

    Supplemental source

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.