CVE-2026-7056: Tenda F456 httpd SafeUrlFilter fromSafeUrlFilter buffer overflow

Published Apr 26, 2026
·
Updated

A vulnerability was detected in Tenda F456 1.0.0.5. Impacted is the function fromSafeUrlFilter of the file /goform/SafeUrlFilter of the component httpd. The manipulation of the argument page results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.

Affected Software

3 affected components
Tenda Tenda F456=1.0.0.5
All of the following
Tenda F456 Firmware=1.0.0.5
Tenda F456

Event History

Apr 26, 2026
CVE Published
via MITRE·06:30 PM
Data Sourced
via MITRE·06:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:17 PM
DescriptionSeverityWeaknessAffected Software
Jan 10, 58304
Event
via FIRST·02:07 PM
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-7056?

CVE-2026-7056 is classified as a high severity vulnerability due to its potential for causing a buffer overflow.

2

How do I fix CVE-2026-7056?

To fix CVE-2026-7056, it is recommended to update the Tenda F456 firmware to a version that addresses this vulnerability.

3

What component is vulnerable in CVE-2026-7056?

The vulnerable component in CVE-2026-7056 is the httpd function fromSafeUrlFilter in the Tenda F456 router.

4

Can CVE-2026-7056 be exploited remotely?

Yes, CVE-2026-7056 can potentially be exploited remotely due to the nature of the buffer overflow vulnerability.

5

Which version of Tenda F456 is affected by CVE-2026-7056?

The version affected by CVE-2026-7056 is Tenda F456 version 1.0.0.5.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203