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    "cveMetadata": {
        "cveId": "CVE-2026-116486",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-10-26T11:37:37.948Z",
        "datePublished": "2026-10-26T13:08:52.051Z",
        "dateUpdated": "2026-10-26T13:08:52.051Z"
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                "dateUpdated": "2026-10-26T13:08:52.051Z"
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            "datePublic": "2026-10-26T00:00:00.000Z",
            "title": "Objenesis before 3.6 Type Confusion via Class Name Instantiator Cache",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Objenesis before 3.6 contains a type confusion vulnerability that allows code in one class loader to substitute objects into another by exploiting instantiator caching keyed on class name. When a shared ObjenesisStd instance caches instantiators by clazz.getName() in ObjenesisBase.getInstantiatorOf(), same-named classes collide, causing newInstance() to return wrong-class objects and ClassCastException failures."
                }
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            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Symbolic Name not Mapping to Correct Object",
                            "cweId": "CWE-386",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "easymock",
                    "product": "objenesis",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:maven/org.objenesis/objenesis",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThan": "3.6"
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                        {
                            "version": "3.6",
                            "status": "unaffected",
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                        "attackVector": "LOCAL",
                        "attackComplexity": "HIGH",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "LOW",
                        "vulnIntegrityImpact": "LOW",
                        "vulnAvailabilityImpact": "LOW",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
                        "baseScore": 2,
                        "baseSeverity": "LOW"
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                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
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                        "integrityImpact": "LOW",
                        "availabilityImpact": "LOW",
                        "baseScore": 4.5,
                        "baseSeverity": "MEDIUM"
                    }
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            ],
            "references": [
                {
                    "url": "https://github.com/easymock/objenesis/commit/40f90f435a06b16af74a7398f0007faeaa52c00c",
                    "tags": [
                        "patch"
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                    "name": "Patch Commit"
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                    "url": "https://github.com/easymock/objenesis/security/advisories/GHSA-743r-26gf-97ff",
                    "tags": [
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                    "url": "https://github.com/easymock/objenesis/blob/fb36e5c377ed1bf57a18386fa79d2eed4ddfcfac/main/src/main/java/org/objenesis/ObjenesisBase.java#L92-L95",
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                {
                    "name": "VulnCheck Advisory: Objenesis before 3.6 Type Confusion via Class Name Instantiator Cache",
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                    "lang": "en",
                    "value": "Yu Bao, PayPal Cyber Security Team",
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