Apache Answer 2.0.0 Unrestricted Upld of External Image URL
CVE-2026-34031 Published on June 9, 2026
Apache Answer: The custom avatar was not properly validated
Unrestricted Upload of File with Dangerous Type vulnerability in Apache Answer.
This issue affects Apache Answer: through 2.0.0.
The server did not sufficiently validate user-supplied image URLs, allowing arbitrary external content to be embedded as profile images, which could expose users to unintended external requests and tracking by third-party servers.
Users are recommended to upgrade to version 2.0.1, which fixes the issue.
Vulnerability Analysis
CVE-2026-34031 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is an Unrestricted File Upload Vulnerability?
The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.
CVE-2026-34031 has been classified to as an Unrestricted File Upload vulnerability or weakness.
Products Associated with CVE-2026-34031
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Affected Versions
Apache Software Foundation Apache Answer:- Before and including 2.0.0 is affected.