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CVE-2026-76674 is a buffer overflow vulnerability in the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways. The flaw affects ECOS 9.7.0.0 and earlier, 9.6.3.1 and earlier, 9.5.8.1 and earlier, and 9.4.8.2 and earlier. An unauthenticated remote attacker can exploit the overflow to execute arbitrary code and commands on the gateway operating system.
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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.
If you can’t patch tonight, do this now.
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.
8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical unauthenticated remote buffer-overflow vulnerability affecting HPE EdgeConnect SD-WAN Gateways that enables arbitrary code execution and potential full gateway compromise. Rated CVSS 9.8.
A CVSS 9.8 unauthenticated buffer-overflow vulnerability affecting HPE EdgeConnect SD-WAN Gateways that permits remote code and command execution and potential complete gateway compromise.
An unauthenticated remote buffer-overflow vulnerability in the underlying operating system of HPE Networking EdgeConnect SD-WAN Gateways that can permit arbitrary code or command execution and complete system compromise.
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.