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CVE-2026-64812 is a critical vulnerability in JetBrains IntelliJ IDEA affecting versions before 2026.2. The flaw allows unauthorized input injection within a Remote Development session. Available reporting indicates the issue stems from missing authentication and unsafe defaults in the Remote Development context, enabling an unauthenticated attacker to inject input into an active remote session. The vulnerability is network-exploitable and does not require user interaction or prior authentication according to the published CVSS vector.
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What an attacker gets, and what they’ve been doing with it.
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No public exploit code observed for this vulnerability.
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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.
A critical authentication-related flaw in JetBrains IntelliJ IDEA Remote Development sessions that allows unauthorized input injection.
An unauthorized input injection vulnerability affecting JetBrains IntelliJ IDEA Remote Development sessions before version 2026.2.
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.