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Medium 6.3Published Dec 8, 2025

CVE-2025-14208A security flaw has been discovered in D-Link DIR-823X up to 20250416.

Updated under an hour ago ()

Does this affect you?

It affects dlink dir-823x_firmware. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

A security flaw has been discovered in D-Link DIR-823X up to 20250416. This affects the function sub_415028 of the file /goform/set_wan_settings. The manipulation of the argument ppp_username results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited.

CVSS
6.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Weakness (CWE)
CWE-74, CWE-77
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Analyzed
Record last updated
Oct 14, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
dlink dir-823x_firmware
dlink:dir-823x_firmware
all versions
NVD

References

  • exploit, third-party-advisory
  • exploit
  • permissions-required, vdb-entry
  • third-party-advisory, vdb-entry
  • third-party-advisory, vdb-entry
  • product

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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