CVE-2026-48911: Apache Answer: Unauthenticated OAuth Email-Binding Account Takeover via Existing User Confirmation Flow

Published Aug 5, 2026
·
Updated

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.

Affected Software

1 affected component
Apache Answer<=2.0.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Answer to a version that resolves this vulnerability.

    Fixed in 2.0.2Patch CVE-2026-48911

Event History

Aug 5, 2026
CVE Published
via MITRE·03:09 PM
Data Sourced
via MITRE·03:09 PM
DescriptionWeakness
Data Sourced
via NVD·04:16 PM
DescriptionWeakness
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