CVE-2026-91001

Summary

A security flaw has been discovered in D-Link DI-8400 16.07. This affects the function ddns_asp of the file /ddns.asp of the component DDNS Configuration. Performing a manipulation of the argument serv/user/host/wild/mx/bmx/cust/ip results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Affected Software

Weaknesses

• CWE-121: Stack-based Buffer Overflow
• CWE-119: Memory Corruption

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: total

References

• https://vuldb.com/vuln/403582
• https://vuldb.com/vuln/403582/cti
• https://vuldb.com/cve/CVE-2026-91001
• https://vuldb.com/submit/931642
• https://github.com/Vivi-Xray/Xray-s-cve-/tree/main/ddns_asp
• https://github.com/Vivi-Xray/Xray-s-cve-/blob/main/ddns_asp/ddns_asp.py
• https://www.dlink.com/

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