CRITICAL SEVERITY

CVE-2026-3485

Dir 868l Firmware vulnerability

CVSS
9.8
EPSS
4.7%
EPSS pct
91th
Exploited
No known
A flaw has been found in D-Link DIR-868L 110b03. This affects the function sub_1BF84 of the component SSDP Service. This manipulation of the argument ST causes os command injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Affected vendor
Dlink
Affected product
Dir 868l Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2026-03-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 91% of all scored CVEs.

Check your external exposure to CVE-2026-3485

  • Confirm whether Dlink Dir 868l Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2026-3485.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2026-3485

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