CVE Explorer

CVE-2026-43865

Deserialization of Untrusted Data vulnerability in Apache Camel Hazelcast component. The camel-hazelcast component creates and manages Hazelcast instances using a default configuration that applies no Java deserialization filter. When Camel builds the Hazelcast Config itself - that is, when no user-supplied HazelcastInstance, hazelcastConfigUri, or referenced Config bean is provided - neither Hazelcast's JavaSerializationFilterConfig nor a Camel-side ObjectInputFilter is configured, so objects

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6fccb28e452867fd0b77c4ed73ac6638c705169971d7032f32e1043b34b4e9be

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"collectionURL":"https://repo.maven.apache.org/maven2","defaultStatus":"unaffected","packageName":"org.apache.camel:camel-hazelcast","product":"Apache Camel","vendor":"Apache Software Foundation","versions":[{"lessThan":"4.14.8","status":"affected","version":"4.0.0","versionType":"semver"},{"lessThan":"4.18.3","status":"affected","version":"4.15.0","versionType":"semver"},{"lessThan":"4.21.0","status":"affected","version":"4.19.0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:70760e01edebc03a94a8a29e85c2b96ace4fcd0b60f9bf3a7bb46e92df5e2c72 · sha256:f9499c01899171a0… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:70760e01edebc03a94a8a29e85c2b96ace4fcd0b60f9bf3a7bb46e92df5e2c72 · sha256:f9499c01899171a0… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:70760e01edebc03a94a8a29e85c2b96ace4fcd0b60f9bf3a7bb46e92df5e2c72 · sha256:f9499c01899171a0… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"url":"http://www.openwall.com/lists/oss-security/2026/07/05/5"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:70760e01edebc03a94a8a29e85c2b96ace4fcd0b60f9bf3a7bb46e92df5e2c72 · sha256:f9499c01899171a0… · /containers/adp/0/references/0

{"tags":["vendor-advisory"],"url":"https://camel.apache.org/security/CVE-2026-43865.html"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:70760e01edebc03a94a8a29e85c2b96ace4fcd0b60f9bf3a7bb46e92df5e2c72 · sha256:f9499c01899171a0… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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