VARIoT IoT vulnerabilities database

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CWE format is 'CWE-number'. Threat type can be: remote or local
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VAR-202603-4991 CVE-2026-4975 Shenzhen Tenda Technology Co.,Ltd. of AC15  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability has been found in Tenda AC15 15.03.05.19. This affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. The manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This exploit is publicly available and may be exploited.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-5274 CVE-2026-33045 Home Assistant Cross-site scripting vulnerability in CVSS V2: -
CVSS V3: 5.4
Severity: MEDIUM
Home Assistant is open source home automation software that puts local control and privacy first. Starting in version 2025.02 and prior to version 2026.01 the "remaining charge time"-sensor for mobile phones (imported/included from Android Auto it appears) is vulnerable cross-site scripting, similar to CVE-2025-62172. Version 2026.01 fixes the issue. 2026.01 has been fixed.Some of the information handled by the software may be leaked to the outside. Also, some of the information handled by the software may be rewritten. Furthermore, the software will not stop. Furthermore, attacks exploiting this vulnerability may affect other software
VAR-202603-5372 CVE-2026-33044 Home Assistant Cross-site scripting vulnerability in CVSS V2: -
CVSS V3: 5.4
Severity: MEDIUM
Home Assistant is open source home automation software that puts local control and privacy first. Starting in version 2020.02 and prior to version 2026.01, an authenticated party can add a malicious name to their device entity, allowing for Cross-Site Scripting attacks against anyone who can see a dashboard with a Map-card which includes that entity. It requires that the victim hovers over an information point. Version 2026.01 fixes the issue. 2026.01 This issue has been fixed.Some of the information handled by the software may be leaked to the outside. Also, some of the information handled by the software may be rewritten. Furthermore, the software will not stop. Furthermore, attacks exploiting this vulnerability may affect other software
VAR-202603-5024 CVE-2026-4961 Shenzhen Tenda Technology Co.,Ltd. of AC6  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability was identified in Tenda AC6 15.03.05.16. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex of the component POST Request Handler. The manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. This attack can be performed remotely, and since the exploit is publicly available, it is susceptible to being exploited.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-4926 CVE-2026-4960 Shenzhen Tenda Technology Co.,Ltd. of AC6  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability was determined in Tenda AC6 15.03.05.16. Affected is the function fromWizardHandle of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-6005 CVE-2026-4622 CVSS V2: -
CVSS V3: 9.8
Severity: CRITICAL
OS Command Injection vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to execute arbitrary OS commands via network.
VAR-202603-6139 CVE-2026-4621 CVSS V2: -
CVSS V3: 5.6
Severity: MEDIUM
Hidden Functionality vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to enable telnet via network.
VAR-202603-6007 CVE-2026-4309 CVSS V2: -
CVSS V3: 6.5
Severity: MEDIUM
Missing Authorization vulnerability in NEC Platforms, Ltd. Aterm Series allows a attacker to get a specific device information and change the settings via network.
VAR-202603-4861 CVE-2026-33366 CVSS V2: -
CVSS V3: 5.3
Severity: Medium
Missing authentication for critical function vulnerability in BUFFALO Wi-Fi router products may allow an attacker to forcibly reboot the product without authentication.
VAR-202603-4859 CVE-2026-33280 CVSS V2: -
CVSS V3: 7.2
Severity: High
Hidden functionality issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to gain access to the product’s debugging functionality, resulting in the execution of arbitrary OS commands.
VAR-202603-4863 CVE-2026-32678 CVSS V2: -
CVSS V3: 7.5
Severity: High
Authentication bypass issue exists in BUFFALO Wi-Fi router products, which may allow an attacker to alter critical configuration settings without authentication.
VAR-202603-4862 CVE-2026-32669 CVSS V2: -
CVSS V3: 8.8
Severity: High
Code injection vulnerability exists in BUFFALO Wi-Fi router products. If this vulnerability is exploited, an arbitrary code may be executed on the products.
VAR-202603-4860 CVE-2026-27650 CVSS V2: -
CVSS V3: 8.8
Severity: High
OS Command Injection vulnerability exists in BUFFALO Wi-Fi router products. If this vulnerability is exploited, an arbitrary OS command may be executed on the products.
VAR-202603-4856 CVE-2026-4906 Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability was determined in Tenda AC5 15.03.06.47. The affected element is the function decodePwd of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-4927 CVE-2026-4905 Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability was found in Tenda AC5 15.03.06.47. Impacted is the function formWifiWpsOOB of the file /goform/WifiWpsOOB of the component POST Request Handler. Performing a manipulation of the argument index results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used. Exploits for this vulnerability are publicly available and may be used in attacks.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-5004 CVE-2026-4904 Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability has been found in Tenda AC5 15.03.06.47. This issue affects the function formSetCfm of the file /goform/setcfm of the component POST Request Handler. Such manipulation of the argument funcpara1 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The exploit is publicly available and could be misused.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-4905 CVE-2026-4903 Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A flaw has been found in Tenda AC5 15.03.06.47. This vulnerability affects the function formQuickIndex of the file /goform/QuickIndex of the component POST Request Handler. This manipulation of the argument PPPOEPassword causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used. The exploit has been exposed and is potentially being exploited.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-4936 CVE-2026-4902 Shenzhen Tenda Technology Co.,Ltd. of AC5  Multiple vulnerabilities in firmware CVSS V2: 9.0
CVSS V3: 8.8
Severity: High
A vulnerability was detected in Tenda AC5 15.03.06.47. This affects the function fromAddressNat of the file /goform/addressNat of the component POST Request Handler. The manipulation of the argument page results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used. This exploit is now public and could be exploited.All information handled by the software may be leaked to the outside. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-5074 CVE-2026-3622 TP-LINK Technologies of TL-WR841N  Out-of-bounds read vulnerability in firmware CVSS V2: -
CVSS V3: 7.5
Severity: HIGH
The vulnerability exists in the UPnP component of TL-WR841N v14, where improper input validation leads to an out-of-bounds read, potentially causing a crash of the UPnP service. Successful exploitation can cause the UPnP service to crash, resulting in a Denial-of-Service condition.   This vulnerability affects TL-WR841N v14 < EN_0.9.1 4.19 Build 260303 Rel.42399n (V14_260303) and < US_0.9.1.4.19 Build 260312 Rel. 49108n (V14_0304). DoS This causes the following condition. Information handled by the software will not be rewritten. In addition, the software may stop functioning completely. Furthermore, attacks that exploit this vulnerability will not affect other software
VAR-202603-5327 CVE-2025-15101 ASUSTeK Computer Inc. of ASUS  Multiple vulnerabilities in firmware CVSS V2: -
CVSS V3: 8.8
Severity: HIGH
An OS command injection vulnerability in the web management interface of certain ASUS router models allows remote authenticated administrators to execute arbitrary system commands via a crafted parameter. Refer to the 'Security Update for ASUS Router Firmware' section on the ASUS Security Advisory for more information. This vulnerability allows authenticated users to perform operations on affected devices using existing privileges, and may also allow them to execute system commands in an unintended manner. For more information, see [link/reference]. All information handled by the software may be rewritten. Furthermore, the software may stop working completely. Furthermore, attacks that exploit this vulnerability will not affect other software