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CVE-2026-50631 Apache CXF: OAuth2: TOCTOU Race Condition in Refresh Token Processing

🗓️ 12 Jun 2026 08:59:40Reported by apacheType 
cvelist
 cvelist
🔗 www.cve.org👁 48 Views

OAuth2 refresh token race allows reuse of the same token when recycleRefreshTokens is false; upgrade Apache CXF.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-50631
12 Jun 202608:59
attackerkb
nessus
Tenable Nessus
Apache CXF < 4.1.7 / 4.2.x < 4.2.2 Multiple Vulnerabilities
16 Jun 202600:00
nessus
nessus
Tenable Nessus
Nutanix AOS : Multiple Vulnerabilities (NXSA-AOS-7.6.0.6)
31 Aug 202600:00
nessus
circl
Circl
CVE-2026-50631
11 Jun 202617:45
circl
cve
CVE
CVE-2026-50631
12 Jun 202608:59
cve
euvd
EUVD
EUVD-2026-36399
12 Jun 202608:59
euvd
github
Github Security Blog
Apache CXF OAuth2 TOCTOU Race Condition in Refresh Token Processing
12 Jun 202612:31
github
nvd
NVD
CVE-2026-50631
12 Jun 202610:16
nvd
osv
OSV
GHSA-83R6-96M8-R52P Apache CXF OAuth2 TOCTOU Race Condition in Refresh Token Processing
12 Jun 202612:31
osv
ptsecurity
Positive Technologies
PT-2026-48850
12 Jun 202600:00
ptsecurity
Rows per page
[
  {
    "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": "4.2.2",
        "status": "affected",
        "version": "4.2.0",
        "versionType": "semver"
      },
      {
        "lessThan": "4.1.7",
        "status": "affected",
        "version": "4.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.6.12",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

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