{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-57818", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-06-25T10:17:41.996Z", "datePublished": "2026-08-06T11:24:53.590Z", "dateUpdated": "2026-08-06T14:10:34.571Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://repo.maven.apache.org/maven2", "defaultStatus": "unaffected", "packageName": "org.apache.cxf:cxf-rt-rs-security-oauth2", "product": "Apache CXF", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "4.2.3", "status": "affected", "version": "4.2.0", "versionType": "semver"}, {"lessThan": "4.1.8", "status": "affected", "version": "4.0.0", "versionType": "semver"}, {"lessThan": "3.6.12", "status": "affected", "version": "0", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Guanping Zhang reported this vulnerability"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times via concurrent requests, resulting in the issuance of multiple distinct, valid access tokens. Users are recommended to upgrade to versions 4.2.3, 4.1.8 or 3.6.12, which fix this issue.<br>"}], "value": "A race condition in JCacheCodeDataProvider allows an attacker to redeem a single authorization code multiple times via concurrent requests, resulting in the issuance of multiple distinct, valid access tokens. Users are recommended to upgrade to versions 4.2.3, 4.1.8 or 3.6.12, which fix this issue."}], "metrics": [{"other": {"content": {"text": "low"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-367", "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-08-06T11:24:53.590Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/7q08mz8bcbosp25wok7gr537zlp15mfz"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache CXF: OAuth2 Authorization Code Replay via TOCTOU in JCacheCodeDataProvider", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-08-06T14:10:31.026409Z", "id": "CVE-2026-57818", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-06T14:10:34.571Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.2.0,4.2.3)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[4.0.0,4.1.8)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,3.6.12)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Apache CXF", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "cxf", "vendor": "apache"}], "created": "2026-08-06T13:45:02.807358+00:00", "updated": "2026-08-06T14:00:17.048753+00:00", "vendors": ["apache", "apache$PRODUCT$cxf"]}