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CVE-2026-87287 is a difficult-to-exploit vulnerability in the Compiler component of Oracle GraalVM, as distributed with Oracle Java SE. Oracle GraalVM 25.0.4.1 is an affected supported version. An unauthenticated attacker with network access over HTTP can exploit the vulnerability to compromise an affected GraalVM deployment. The specific underlying flaw and vulnerable function have not been disclosed.
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What an attacker gets, and what they’ve been doing with it.
No public exploits tracked yet. Mallory keeps watching.
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.
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.