CVE-2025-29635

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.

CVSS v3.1 Score

7.2

HIGH

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

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Apr 24, 2026 Remediation due: May 8, 2026

Weakness Type (CWE)

CWE-77 CWE-77

Affected Products

Vendor	Product	Versions
dlink	dir-823x_firmware	All
dlink	dir-823x_firmware	All
dlink	dir-823x	All

References

Exploits

https://github.com/mono7s/Dir-823x/blob/main/set_prohibiting/set_prohibiting.md https://www.akamai.com/blog/security-research/2026/apr/cve-2025-29635-mirai-campaign-targets-d-link-devices

Other References

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-29635

Frequently Asked Questions

What is CVE-2025-29635? +

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. It has a CVSS v3.1 base score of 7.2 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-29635? +

CVE-2025-29635 has a CVSS v3.1 score of 7.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-29635? +

CVE-2025-29635 affects products from dlink, specifically: dir-823x, dir-823x_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29635? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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