Medium severity · published Feb 3, 2026
CVE-2026-24426
Tenda AC7 Reflected XSS via Web Interface Output Encoding
6.1
CVSS
0.2%
EPSS
No
On KEV
Description
Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior contain an improper output encoding vulnerability in the web management interface. User-supplied input is reflected in HTTP responses without adequate escaping, allowing injection of arbitrary HTML or JavaScript in a victim’s browser context.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 13% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TA
Tenda AC7 · Shenzhen Tenda Technology Co., Ltd.
through 03.03.03.01_cn · source: vendor
AF
Ac7 Firmware · Tenda
through 03.03.03.01 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-24426
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-24426
Product
https://www.tendacn.com/product/AC7
Third Party Advisory
https://www.vulncheck.com/advisories/tenda-ac7-reflected-xss-via-web-interface-output-encoding
More from Tenda AC7
6.5
CVE-2026-24434
Tenda AC7 Web Interface Lacks CSRF Protections for Admin Actions
5.9
CVE-2026-24441
Tenda AC7 Transmits Admin Credentials Without HTTPS Protection
5.5
CVE-2026-24427
Tenda AC7 Exposes Admin Credentials in Configuration Responses