CVE-2026-68079

Apache CXF: DefaultEncryptingCodeDataProvider allows unlimited authorization code replay

Published Aug 6, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
In Apache CXF's DefaultEncryptingCodeDataProvider, a captured authorization code can be redeemed an unlimited number of times due to a flaw in the implementation of the removeCodeGrant functionality. This violates the RFC requirement that "The authorization code MUST NOT be used more than once." Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apache
Apache cxf
Vendors & Products Apache
Apache cxf
Type Values Removed Values Added
Description In Apache CXF's DefaultEncryptingCodeDataProvider, a captured authorization code can be redeemed an unlimited number of times due to a flaw in the implementation of the removeCodeGrant functionality. This violates the RFC requirement that "The authorization code MUST NOT be used more than once." Users are recommended to upgrade to versions 4.2.3 or 4.1.8 or 3.6.12, which fix this issue.
Title Apache CXF: DefaultEncryptingCodeDataProvider allows unlimited authorization code replay
Weaknesses CWE-294
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apache
Published
Updated
Aug 7, 2026, 12:01 AM
Reserved
Jul 30, 2026, 9:22 AM
Status
Modified
Published
Aug 6, 2026, 12:16 PM
Modified
Oct 24, 2026, 4:10 PM
Severity
Moderate
Public date
Aug 6, 2026, 11:22 AM