CVE-2026-76591: Command Injection in TRENDnet TEW-755AP
CVE-2026-76591 is a command injection vulnerability in the TRENDnet TEW-755AP device affecting the log_email_server function in /cgi-bin/email.cgi. This flaw allows remote attackers to execute arbitrary commands by manipulating input to the vulnerable function. The vulnerability affects versions up to 20260702. An exploit has been publicly released. The CVSS 4.0 score is 5.3, indicating medium severity.
AI Analysis
Technical Summary
A command injection vulnerability exists in the log_email_server function of the /cgi-bin/email.cgi component (ssi) in TRENDnet TEW-755AP devices up to version 20260702. Remote attackers can exploit this flaw by manipulating input to execute arbitrary commands on the affected device. The vulnerability has been publicly disclosed along with exploit code. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and low to moderate impacts on confidentiality, integrity, availability, scope, and security requirements.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary commands on the affected TRENDnet TEW-755AP device, potentially compromising device integrity and availability. The medium CVSS score reflects moderate risk due to the ease of remote exploitation without user interaction but requiring low privileges.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to the device's management interface to trusted sources only.
CVE-2026-76591: Command Injection in TRENDnet TEW-755AP
Description
CVE-2026-76591 is a command injection vulnerability in the TRENDnet TEW-755AP device affecting the log_email_server function in /cgi-bin/email.cgi. This flaw allows remote attackers to execute arbitrary commands by manipulating input to the vulnerable function. The vulnerability affects versions up to 20260702. An exploit has been publicly released. The CVSS 4.0 score is 5.3, indicating medium severity.
CVSS v4.0
Score 5.3medium
Affected software
TRENDnet
TEW-755AP
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
A command injection vulnerability exists in the log_email_server function of the /cgi-bin/email.cgi component (ssi) in TRENDnet TEW-755AP devices up to version 20260702. Remote attackers can exploit this flaw by manipulating input to execute arbitrary commands on the affected device. The vulnerability has been publicly disclosed along with exploit code. The CVSS 4.0 vector indicates network attack vector, low attack complexity, no privileges required, no user interaction, and low to moderate impacts on confidentiality, integrity, availability, scope, and security requirements.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary commands on the affected TRENDnet TEW-755AP device, potentially compromising device integrity and availability. The medium CVSS score reflects moderate risk due to the ease of remote exploitation without user interaction but requiring low privileges.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to the device's management interface to trusted sources only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-08-19T14:38:06.124Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a862954acd9273b49aec91c
Added to database: 08/19/2026, 22:08:20 UTC
Last enriched: 09/11/2026, 06:03:22 UTC
Last updated: 10/03/2026, 14:46:10 UTC
Views: 86
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