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CVE-2026-46862 is an easily exploitable denial-of-service vulnerability in Oracle MySQL Router, in the Router: General component. Affected versions are 8.4.0 through 8.4.9 and 9.0.0 through 9.7.0. An unauthenticated attacker with network access via TLS can trigger the flaw and compromise MySQL Router's availability. Successful exploitation can cause the service to hang or to crash in a frequently repeatable manner, resulting in complete denial of service. The available information identifies the attack surface as TLS-accessible network exposure but does not provide the specific vulnerable function or root-cause implementation details.
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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.
2 sources tracked across advisories and community write-ups. News coverage will land here when it surfaces.
No news coverage yet. Advisories and community discussion only.
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.