Stack-based Buffer Overflow in Tenda HG7/HG9/HG10 Web Management Interface
CVE-2026-11498 affects Tenda HG7, HG9, and HG10 devices running firmware version 300001138_en_xpon. The vulnerability is present in the asp_voip_OtherSet function exposed through the /boaform/voip_other_set endpoint in the web management interface. By supplying a crafted value to the funckey_transfer argument, an attacker can trigger a stack-based buffer overflow. The issue is remotely reachable over the network via the device web interface.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
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Remediation
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Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Recent activity
6 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.