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CVE-2025-29635

7.2, high Known exploited

D-Link DIR-823X Command Injection Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
7.2, high high CVSS v3.1
EPSS, next 30 days
88% higher than 99.7% of scored CVEs
Exploitation
Confirmed in the wild
Published
25 Mar 2025a year ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 24 Apr 2026. US federal agencies had to remediate by 8 May 2026, a deadline that has passed.

Required action. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

A command injection vulnerability in D-Link DIR-823X 240126 and 240802 allows an authorized attacker to execute arbitrary commands on remote devices by sending a POST request to /goform/set_prohibiting via the corresponding function, triggering remote command execution.

Details

Vendor
D-Link
Product
Dir-823x Firmware
Weakness
CWE-77 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
cve@mitre.org

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References 3

Exploit code 2

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other D-Link CVEs

Every D-Link CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2024-3272 D-Link Multiple NAS Devices Use of Hard-Coded Credentials Vulnerability KEV EPSS 98% 9.8, critical
  • CVE-2024-3273 D-Link Multiple NAS Devices Command Injection Vulnerability KEV EPSS 100% 9.8, critical
  • CVE-2024-0769 D-Link DIR-859 Router Path Traversal Vulnerability KEV EPSS 83% 9.8, critical
  • CVE-2023-25280 D-Link DIR-820 Router OS Command Injection Vulnerability KEV EPSS 98% 9.8, critical
  • CVE-2022-40799 D-Link DNR-322L Download of Code Without Integrity Check Vulnerability KEV EPSS 34% 8.8, high
  • CVE-2016-20017 D-Link DSL-2750B Devices Command Injection Vulnerability KEV EPSS 67% 9.8, critical
  • CVE-2022-37055 D-Link Routers Buffer Overflow Vulnerability KEV EPSS 56% 9.8, critical
  • CVE-2022-26258 D-Link DIR-820L Remote Code Execution Vulnerability KEV EPSS 92% 9.8, critical

Beyond this page

Is CVE-2025-29635 in your network?

This page tells you how dangerous CVE-2025-29635 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2025-29635 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2025-29635 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.