What’s Vulnerable › Vulnerabilities

CVE-2025-55583

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-28 · updated 2026-06-17
• Weakness: CWE-78

Description

D-Link DIR-868L B1 router firmware version FW2.05WWB02 contains an unauthenticated OS command injection vulnerability in the fileaccess.cgi component. The endpoint /dws/api/UploadFile accepts a pre_api_arg parameter that is passed directly to system-level shell execution functions without sanitization or authentication. Remote attackers can exploit this to execute arbitrary commands as root via crafted HTTP requests.

Affected products

• D-Link DIR-868L: 2.05b02

References

• https://cybermaya.in/posts/Post-44/
• https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10397
• https://www.dlink.com/en/security-bulletin/
• https://cybermaya.in/posts/Post-44/

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