CVE-2026-4354 | TRENDnet TEW-824DRU 1.010B01/1.04B01 Web Interface apply_sec.cgi sub_420A78 Language cross site scripting

VDB-351381 · CVE-2026-4354 · GCVE-100-351381 TRENDNET TEW-824DRU 1.010B01/1.04B01 WEB INTERFACE APPLY_SEC.CGI SUB_420A78 LANGUAGE CROSS SITE SCRIPTING HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 3.2 $0-$5k 1.23+ Summaryinfo A vulnerability identified as problematic has been detected in TRENDnet TEW-824DRU 1.010B01/1.04B01. This affects the function sub_420A78 of the file apply_sec.cgi of the component Web Interface. Performing a manipulation of the argument Language results in cross site scripting. This vulnerability is identified as CVE-2026-4354. The attack can be initiated remotely. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way. Detailsinfo A vulnerability, which was classified as problematic, was found in TRENDnet TEW-824DRU 1.010B01/1.04B01. This affects the function sub_420A78 of the file apply_sec.cgi of the component Web Interface. The manipulation of the argument language with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-4354. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor TRENDnet Name TEW-824DRU Version 1.010B01 1.04B01 License commercial CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 3.5 VulDB Meta Temp Score: 3.2 VulDB Base Score: 3.5 VulDB Temp Score: 3.2 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Cross site scripting CWE: CWE-79 / CWE-94 / CWE-74 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/17/2026 Advisory disclosed 03/17/2026 +0 days VulDB entry created 03/17/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Not defined CVE: CVE-2026-4354 (🔒) GCVE (CVE): GCVE-0-2026-4354 GCVE (VulDB): GCVE-100-351381 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 03/17/2026 19:28 Changes: 03/17/2026 19:28 (58) Complete: 🔍 Submitter: iC0rner Cache ID: 99:FFA:101 Submitinfo Accepted Submit #772660: TRENDnet TEW-824DRU v1.04B01 Denial of Service (by iC0rner) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸