CVE-2026-34033

MEDIUM 5.4

Apache Answer: HTML Content Injection in Email

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

9th

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.

CWE	CWE-80
Vendor	apache software foundation
Product	apache answer
Published	Jun 9, 2026
Last Updated	Jun 9, 2026

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Affected Versions

Apache Software Foundation / Apache Answer

0 ≤ 2.0.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

lists.apache.org: https://lists.apache.org/thread/wrfd9blbfotfg479jr8vlwfx6pwr9sgj openwall.com: http://www.openwall.com/lists/oss-security/2026/06/09/3

Credits

🔍 Reimar Fritz