CVE-2025-25431: Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the The ssid key o

Routine

MEDIUM 4.8MITIGATE

CVE-2025-25431 is a medium-severity flaw (CVSS 4.8) affecting tew-929dru firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-02-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: trendnet

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-02-28 18:15 UTCPublished CVE record published
2026-06-17 09:00 UTCUpdated Record last modified

trendnet tew-929dru firmware MITIGATE

Affected: 1.0.0.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0.10

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-25431?

tew-929dru firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-25431 being exploited?

CVE-2025-25431 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-25431 affect?

CVE-2025-25431 affects tew-929dru firmware. Severity is medium (CVSS 4.8). 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.

How urgent is CVE-2025-25431?

Priority 27/100. Public exploit reference

Software pages

Wi-Fi vulnerabilities

Related CVEs

CVE-2025-25430 MEDIUM 4.8 MITIGATE Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the configname par
CVE-2025-25429 MEDIUM 4.8 MITIGATE Trendnet TEW-929DRU 1.0.0.10 contains a Stored Cross-site Scripting (XSS) vulnerability via the r_name variabl
CVE-2025-25428 HIGH 8.0 MITIGATE TRENDnet TEW-929DRU 1.0.0.10 was discovered to contain a hardcoded password vulnerability in /etc/shadow, whic

References

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