Description
A weakness has been identified in Totolink WA300 5.2cu.7112_B20190227. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument langType causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
Published: 2026-05-04
Score: 5.3 Medium
EPSS: 4.8% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 06 May 2026 04:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 04 May 2026 04:00:00 +0000

Type Values Removed Values Added
First Time appeared Totolink wa300
Vendors & Products Totolink wa300

Mon, 04 May 2026 02:00:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in Totolink WA300 5.2cu.7112_B20190227. The impacted element is the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. This manipulation of the argument langType causes command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.
Title Totolink WA300 POST Request cstecgi.cgi setLanguageCfg command injection
First Time appeared Totolink
Totolink wa300 Firmware
Weaknesses CWE-74
CWE-77
CPEs cpe:2.3:o:totolink:wa300_firmware:*:*:*:*:*:*:*:*
Vendors & Products Totolink
Totolink wa300 Firmware
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}


Subscriptions

Totolink Wa300 Wa300 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-05-04T12:55:27.383Z

Reserved: 2026-05-03T08:09:46.636Z

Link: CVE-2026-7720

cve-icon Vulnrichment

Updated: 2026-05-04T12:55:23.420Z

cve-icon NVD

Status : Deferred

Published: 2026-05-04T02:15:58.840

Modified: 2026-05-04T15:18:40.077

Link: CVE-2026-7720

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-10T14:45:14Z

Weaknesses