CVE-2026-48911 — HIGH (7.5)

Q: How severe is CVE-2026-48911?

CVE-2026-48911 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-48911?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Answer.

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Apache	Answer	< 2.0.2

Related Weaknesses (CWE)

CWE-306

References

https://lists.apache.org/thread/mrlwtdnhqqgfbchjgq6rffkz67o8wyv8Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/05/10Mailing ListThird Party Advisory

FAQ

What is CVE-2026-48911?

CVE-2026-48911 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2026-48911?

CVE-2026-48911 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-48911?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Answer.