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CVE-2026-33582: CWE-434 Unrestricted Upload of File with Dangerous Type in Apache Software Foundation Apache Answer

0
Medium
Published: 06/09/2026 (06/09/2026, 09:32:07 UTC)
Source: CVE Database V5
Vendor/Project: Apache Software Foundation
Product: Apache Answer

Description

Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer. This issue affects Apache Answer: through 2.0.0. A crafted TIFF image could trigger excessive memory allocation during image decoding, allowing an authenticated user to cause the server process to crash. Users are recommended to upgrade to version 2.0.1, which fixes the issue.

CVSS v3.1

Score 6.5medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected software

Apache Software Foundation

Apache Answer

Affected versions
>=0 <=2.0.0
org.apache.answer/answer
pkg:maven/org.apache.answer/answer
Affected versions
<=2.0.0

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/31/2026, 21:31:30 UTC

Technical Analysis

Apache Answer versions up to 2.0.0 contain an unrestricted file upload vulnerability (CWE-434) where a specially crafted TIFF image can cause excessive memory allocation during decoding. This leads to a denial of service by crashing the server process. The vulnerability requires authentication and does not impact confidentiality or integrity, only availability. The vendor has released version 2.0.1 to address this issue.

Potential Impact

An authenticated attacker can cause a denial of service by uploading a malicious TIFF image that triggers excessive memory allocation and crashes the server process. There is no impact on confidentiality or integrity.

Mitigation Recommendations

Users should upgrade Apache Answer to version 2.0.1 or later, which contains the fix for this vulnerability. No other mitigation or temporary workaround is indicated.

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Technical Details

Data Version
5.2
Assigner Short Name
apache
Date Reserved
2026-03-23T12:32:04.192Z
State
PUBLISHED

Threat ID: 6a27e32a8dd33fbd8512606f

Added to database: 06/09/2026, 09:55:54 UTC

Last enriched: 07/31/2026, 21:31:30 UTC

Last updated: 09/14/2026, 10:01:30 UTC

Views: 100

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