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CVE-2026-7079 is a buffer overflow vulnerability affecting Tenda F456 firmware version 1.0.0.5. The flaw is reported in the httpd component, specifically in the fromAdvSetWan function exposed via the /goform/AdvSetWan endpoint. According to the provided content, improper handling of the wanmode argument allows crafted input to trigger a buffer overflow. The issue is reachable remotely, and the available metadata indicates exploitation does not require user interaction. Public exploit code is reported to be available.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
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.