High severity8.8NVD Advisory· Published Sep 26, 2025· Updated Jun 17, 2026
CVE-2025-55848
CVE-2025-55848
Description
An issue was discovered in DIR-823 firmware 20250416. There is an RCE vulnerability in the set_cassword settings interface, as the http_casswd parameter is not filtered by '&'to allow injection of reverse connection commands.
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Affected products
3- cpe:2.3:o:dlink:dir-823x_firmware:250416:*:*:*:*:*:*:*
- DIR-823/DIR-823description
Patches
Vulnerability mechanics
References
2- github.com/meigui637/iot_zone/blob/main/%E5%91%BD%E4%BB%A4%E6%89%A7%E8%A1%8C%E6%BC%8F%E6%B4%9E.mdnvdExploitThird Party Advisory
- www.dlink.com/en/security-bulletin/nvdProduct
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