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CVE-2026-4975 affects Tenda AC15 firmware version 15.03.05.19. The vulnerability is in the formSetCfm function exposed through the /goform/setcfm POST request handler. According to the provided content, improper handling of the funcpara1 argument allows a stack-based buffer overflow to occur. The issue is remotely reachable over the network and has been publicly disclosed. The supplied context also associates the flaw with improper restriction of operations within the bounds of a memory buffer.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
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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.
6 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.