How to fix CVE-2025-25431?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is Tew 929Dru Firmware affected by CVE-2025-25431?

Organizations using Trendnet TEW-929DRU 1.0.0.10 should be aware of moderate risk from CVE-2025-25431, a cross-site scripting vulnerability rated CVSS 4.8. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available.

Tew 929Dru Firmware CVE-2025-25431

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-02-28 [email protected]

XSS Tew 929Dru Firmware

4.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:29 vuln.today

PoC Detected

Apr 30, 2025 - 13:55 vuln.today

Public exploit code

CVE Published

Feb 28, 2025 - 18:15 nvd

MEDIUM 4.8

DescriptionNVD

Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the The ssid key of wifi_data parameter on the /captive_portal.htm page.

AnalysisAI

Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the The ssid key of wifi_data parameter on the /captive_portal.htm page. Rated medium severity (CVSS 4.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the The ssid key of wifi_data parameter on the /captive_portal.htm page. Affected products include: Trendnet Tew-929Dru Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-25431 vulnerability details – vuln.today

Back