CVE-2026-7102: A vulnerability was found in Tenda F456 1.0.0.5

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MEDIUM 6.3MITIGATE

CVE-2026-7102 is a medium-severity flaw (CVSS 6.3) affecting f456 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in Tenda F456 1.0.0.5. This impacts the function FromWriteFacMac of the file /goform/WriteFacMac of the component httpd. The manipulation of the argument mac results in command injection. The attack can be executed remotely. The exploit has been made public and could be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	3.3% (top 11%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2026-04-27
Last modified	2026-10-26

Publisher (CNA): VulDB · Vendor: tenda

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-27 09:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

tenda f456 firmware MITIGATE

Affected: 1.0.0.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0.5

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-2026-7102?

f456 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-7102 being exploited?

CVE-2026-7102 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-2026-7102 affect?

CVE-2026-7102 affects f456 firmware. Severity is medium (CVSS 6.3). A vulnerability was found in Tenda F456 1.0.0.5. This impacts the function FromWriteFacMac of the file /goform/WriteFacMac of the component httpd. The manipulation of the argument mac results in command injection. The attack can be executed

How urgent is CVE-2026-7102?

Priority 49/100. Public exploit reference

Software pages

Apache HTTP Server vulnerabilities

Related CVEs

CVE-2026-7079 HIGH 8.8 MITIGATE A weakness has been identified in Tenda F456 1.0.0.5
CVE-2026-7030 HIGH 8.8 MITIGATE A security vulnerability has been detected in Tenda F456 1.0.0.5
CVE-2026-7097 HIGH 8.8 MITIGATE A weakness has been identified in Tenda F456 1.0.0.5
CVE-2026-7055 HIGH 8.8 MITIGATE A security vulnerability has been detected in Tenda F456 1.0.0.5
CVE-2026-7032 HIGH 8.8 MITIGATE A flaw has been found in Tenda F456 1.0.0.5

References

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