{"id":"CVE-2026-102554","title":"Allocation of resources without limits or throttling (CWE-770) during Java object deserialization in Google Guava versions 4.0 through 33.7.1 allows an attacker to cause a Denial of Service via OutOfMemoryError","summary":"Allocation of resources without limits or throttling (CWE-770) during Java object deserialization in Google Guava versions 4.0 through 33.7.1 allows an attacker to cause a Denial of Service via OutOfMemoryError. When deserializing Compac…","severity":"high","cwe":["CWE-502","CWE-770","CWE-400"],"published":"2026-10-09","updated":"2026-10-09","sourceUpdated":"2026-10-09T18:17:01.380","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-102554","references":[{"url":"https://github.com/google/guava/commit/b931fe9d6d5cf00bc55714ad3308d086f71850fe","label":"cve-coordination@google.com"},{"url":"https://github.com/google/guava/releases/tag/v33.7.2","label":"cve-coordination@google.com"},{"url":"https://github.com/google/guava/security/advisories/GHSA-xxph-c9ww-hj94","label":"cve-coordination@google.com"},{"url":"https://github.com/google/guava/security/advisories/GHSA-xxph-c9ww-hj94","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-102554.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-102554"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2548685"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-102554"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102554"},{"url":"https://github.com/advisories/GHSA-xxph-c9ww-hj94"}],"tags":["nvd","cve.org","exploit-available","csaf","vex","red-hat","ghsa","maven","score-dispute"],"ingestedAt":"2026-10-09T17:04:42.805Z","epss":0.00352,"epssPercentile":0.28661,"vendor":"Google","product":"Guava","affected":["Guava >= 4.0 < 33.7.2"],"cvss":8.2,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-09T18:09:30.467336Z"},"cvssSource":"cna","scores":{"cna":8.2,"vendor":7.5,"ghsa":5.9},"aliases":["GHSA-xxph-c9ww-hj94"],"ecosystem":"maven","patched":["com.google.guava:guava 33.7.2"],"slug":"CVE-2026-102554","body":"## Overview\n\nAllocation of resources without limits or throttling (CWE-770) during Java object deserialization in Google Guava versions 4.0 through 33.7.1 allows an attacker to cause a Denial of Service via OutOfMemoryError. When deserializing CompactHashMap, CompactHashSet, or MapMakerInternalMap instances, Guava eagerly allocates an array based on a caller-specified size parameter without throttling, permitting memory exhaustion from crafted serialization streams.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Important · affected: Exploit Intelligence, Migration Toolkit for Applications 8, OpenShift Developer Tools and Services, OpenShift Serverless, Red Hat AMQ Broker 7, Red Hat build of Apache Camel 4 for Quarkus 3, … · no fix planned: Red Hat JBoss Enterprise Application Platform 7, Red Hat Ceph Storage 7, Red Hat Ceph Storage 8, Red Hat Ceph Storage 9, … · updated 2026-10-26 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-102554.json)\n\n## Package advisory (CVE-2026-102554)\n\nAffected packages:\n\n- `com.google.guava:guava >= 4.0, <= 33.7.1`\n\nPatched in:\n\n- `com.google.guava:guava 33.7.2`\n\nSource: https://github.com/advisories/GHSA-xxph-c9ww-hj94","depth":"midnight","depthScore":57,"depthScoreParts":{"impact":45.1,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":220634,"id":"CVE-2026-102554","ts":1792022852529,"field":"exploit_available","old":"false","new":"true"},{"seq":220633,"id":"CVE-2026-102554","ts":1792022852529,"field":"cvss","old":null,"new":"8.2"},{"seq":220632,"id":"CVE-2026-102554","ts":1792022852529,"field":"severity","old":"none","new":"high"}]}