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CVE-2026-43853 affects Advantech ADAM-3600 EdgeLink versions prior to 2.8.5.0. An attacker can send a crafted message that triggers an assertion fault, causing the affected service to crash. Exploitation is network-based and requires neither authentication nor user interaction, although an additional, unspecified attack prerequisite applies. The specific vulnerable function and service are not identified.
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No public exploit code observed for this vulnerability.
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A denial-of-service vulnerability in an unspecified service allows an attacker to trigger an assertion fault and crash the service by sending a crafted message.
A denial-of-service vulnerability in an unspecified service. A crafted message can trigger an assertion fault and crash the service. The supplied CVSS v4.0 vector indicates network access, low attack complexity, no required privileges or user interaction, and high availability impact, with prerequisite attack conditions present. The history records receipt of the CVE on October 20, 2026; affected product details are not provided.
A crafted message can trigger an assertion fault and crash the service. Authentication requirements are not specified. Reported severity: 8.2 (High).
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.