CVE-2026-6988: A flaw has been found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon

This month

HIGH 8.8MITIGATE

CVE-2026-6988 is a high-severity flaw (CVSS 8.8) affecting hg10 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw has been found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon. This issue affects the function formRoute of the file /boaform/formRouting of the component Boa Service. This manipulation of the argument nextHop causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-119, CWE-120
Published	2026-04-25
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

2026-04-25 18:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

tenda hg10 firmware MITIGATE

Affected: 300001138

Fixed in: no fixed release known

Safe to downgrade to: a release before 300001138

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-2026-6988?

hg10 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-6988 being exploited?

CVE-2026-6988 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-2026-6988 affect?

CVE-2026-6988 affects hg10 firmware. Severity is high (CVSS 8.8). A flaw has been found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon. This issue affects the function formRoute of the file /boaform/formRouting of the component Boa Service. This manipulation of the argument nextHop causes buffer overflow.

How urgent is CVE-2026-6988?

Priority 48/100. High severity; Public exploit reference

References

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