A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi. The vulnerability is located in the /goform/SetSambaCfg interface, where improper handling of the guestuser parameter allows attackers to execute arbitrary system commands.
History

Wed, 29 Apr 2026 02:45:00 +0000

Type Values Removed Values Added
Title Command Injection in Tenda AC18 Firmware Allowing System Command Execution

Wed, 29 Apr 2026 00:00:00 +0000

Type Values Removed Values Added
Title Command Injection in Tenda AC18 Firmware Allows Remote Code Execution
Weaknesses CWE-78
CWE-94

Tue, 28 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}


Tue, 28 Apr 2026 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Tenda ac18 Firmware
Weaknesses CWE-77
CPEs cpe:2.3:h:tenda:ac18:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac18_firmware:15.03.05.05:*:*:*:*:*:*:*
Vendors & Products Tenda ac18 Firmware
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Tue, 28 Apr 2026 13:45:00 +0000

Type Values Removed Values Added
Title Command Injection in Tenda AC18 Firmware Allows Remote Code Execution
Weaknesses CWE-78
CWE-94

Tue, 28 Apr 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Tenda
Tenda ac18
Vendors & Products Tenda
Tenda ac18

Mon, 27 Apr 2026 18:45:00 +0000

Type Values Removed Values Added
Description A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi. The vulnerability is located in the /goform/SetSambaCfg interface, where improper handling of the guestuser parameter allows attackers to execute arbitrary system commands.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-28T15:06:36.415Z

Reserved: 2026-03-09T00:00:00.000Z

Link: CVE-2026-31255

cve-icon Vulnrichment

Updated: 2026-04-28T15:06:31.627Z

cve-icon NVD

Status : Modified

Published: 2026-04-27T19:16:47.060

Modified: 2026-04-28T15:16:28.360

Link: CVE-2026-31255

cve-icon Redhat

No data.