CVE•Published 2026-08-11•Modified 2026-09-25•1 article on news•5 live references•NVD data
CVE-2026-15555
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
20
Exploit Prediction Scoring System · top 80% of all CVEs
Weaknesses (CWE)
Description
A flaw was found in JBoss marshalling. The Infinispan session replication path deserializes replicated session data via the JBoss Marshalling River unmarshaller with no class filtering — enabling RCE via deserialization gadget chains on every cluster node.
Timeline
Published 2026-08-11
Modified 2026-09-25
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.
More intel sources (5)
Shodan report
vuln:CVE-2026-15555Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-15555Censys host search filtered to this CVE id.
grep.app
CVE-2026-15555Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-15555GitHub code search for direct mentions.
Google dork
"CVE-2026-15555" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-15555 on GitHub.