CVE-2026-48912
Received Received - Intake

Improper Input Validation in Apache Answer

Publication date: 2026-08-05

Last updated on: 2026-08-05

Assigner: Apache Software Foundation

Description
Improper Input Validation vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.1. A missing ownership check in the avatar-cleanup logic allows any authenticated user to delete other users' uploaded files by supplying their file URLs. Users are recommended to upgrade to version 2.0.2, which fixes the issue.

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Meta Information

Published
2026-08-05
Last Modified
2026-08-05
Generated
2026-08-05
AI Q&A
2026-08-05
EPSS Evaluated
N/A
NVD
CVE-2026-48912
EUVD
EUVD-2026-53399

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
apache answer to 2.0.2 (exc)
apache answer 2.0.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-639 The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

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Executive Summary

This vulnerability is an Improper Input Validation issue in Apache Answer versions up to 2.0.1. It allows any authenticated user to delete files uploaded by other users by providing their file URLs due to a missing ownership check in the avatar-cleanup logic.

Impact Analysis

An attacker could delete other users' uploaded files, leading to data loss or disruption of service. This could affect user experience and trust in the platform.

Mitigation Strategies

Upgrade Apache Answer to version 2.0.2 or later to fix the improper input validation issue in the avatar-cleanup logic.

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