CVE-2026-84218
Jolokia JSR-160 proxy flaw allows SSRF, credential forwarding, and possible RCE via crafted JMX URLs.
Is CVE-2026-84218 being exploited?
Not confirmed. CVE-2026-84218 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.88% probability of exploitation in the next 30 days.
How severe is CVE-2026-84218?
CVE-2026-84218 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-84218?
Yes. A fix has been recorded for CVE-2026-84218. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-84218 affect?
CVE-2026-84218 affects Jolokia JSR-160 proxy (agent), Java applications with Jolokia agent enabled. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-84218?
Update Jolokia to patched release; disable JSR-160 proxy if unused; block outbound LDAP/LDAPS
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Attacker can force JVM JNDI lookups to attacker LDAP endpoints causing SSRF, forward JMX credentials, and potentially achieve remote code execution.
Immediate action required