Vulnerability Details CVE-2026-48911
Insufficient Verification of Data Authenticity vulnerability in Apache Answer.
This issue affects Apache Answer: through 2.0.1.
A missing authorization check in the external-login email binding flow allows unauthenticated attackers to take over arbitrary user accounts by tricking victims into clicking a crafted confirmation link.
Users are recommended to upgrade to version 2.0.2, which fixes the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 6.6%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2026-48911
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cpe:2.3:a:apache:answer:-
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cpe:2.3:a:apache:answer:0.2.0
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cpe:2.3:a:apache:answer:0.3.0
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cpe:2.3:a:apache:answer:0.4.0
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cpe:2.3:a:apache:answer:0.4.1
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cpe:2.3:a:apache:answer:0.4.2
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cpe:2.3:a:apache:answer:0.5.0
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cpe:2.3:a:apache:answer:1.0.0
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cpe:2.3:a:apache:answer:1.0.1
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cpe:2.3:a:apache:answer:1.0.2
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cpe:2.3:a:apache:answer:1.0.3
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cpe:2.3:a:apache:answer:1.0.4
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cpe:2.3:a:apache:answer:1.0.5
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cpe:2.3:a:apache:answer:1.0.6
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cpe:2.3:a:apache:answer:1.0.7
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cpe:2.3:a:apache:answer:1.0.8
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cpe:2.3:a:apache:answer:1.0.9
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cpe:2.3:a:apache:answer:1.1.0
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cpe:2.3:a:apache:answer:1.1.1
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cpe:2.3:a:apache:answer:1.1.2
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cpe:2.3:a:apache:answer:1.1.3
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cpe:2.3:a:apache:answer:1.2.0
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cpe:2.3:a:apache:answer:1.2.1
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cpe:2.3:a:apache:answer:1.2.5
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cpe:2.3:a:apache:answer:1.3.0
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cpe:2.3:a:apache:answer:1.3.1
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cpe:2.3:a:apache:answer:1.3.5
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cpe:2.3:a:apache:answer:1.3.6
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cpe:2.3:a:apache:answer:1.4.0
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cpe:2.3:a:apache:answer:1.4.1
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cpe:2.3:a:apache:answer:1.4.2
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cpe:2.3:a:apache:answer:1.4.5
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cpe:2.3:a:apache:answer:1.5.0
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cpe:2.3:a:apache:answer:1.5.1
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cpe:2.3:a:apache:answer:1.6.0
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cpe:2.3:a:apache:answer:1.7.0
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cpe:2.3:a:apache:answer:1.7.1
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cpe:2.3:a:apache:answer:2.0.0
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cpe:2.3:a:apache:answer:2.0.1