CVE-2026-34033: Apache Answer vulnerable to Cross-site Scripting

June 9, 2026 (updated July 31, 2026)

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Apache Answer.

This issue affects Apache Answer: through 2.0.0.

User-supplied content was included in notification emails without proper escaping, allowing authenticated users to inject arbitrary HTML into emails sent to other users. Users are recommended to upgrade to version 2.0.1, which fixes the issue.

References

github.com/advisories/GHSA-6qwm-5fm9-cvjx
github.com/apache/answer/commit/d1a4092c61ccd41988d1033fce47eb513adb433e
github.com/apache/answer/releases/tag/v2.0.1
lists.apache.org/thread/wrfd9blbfotfg479jr8vlwfx6pwr9sgj
nvd.nist.gov/vuln/detail/CVE-2026-34033

Code Behaviors & Features

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