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

Description (CNA)

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 (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Answer	affected 0 through 2.0.1

CWE

CWE-306

References

https://lists.apache.org/thread/mrlwtdnhqqgfbchjgq6rffkz67o8wyv8

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/08/05/10

CISA-ADP

No English description supplied.

No references supplied.