CVE-2026-34033

Name: CVE-2026-34033
Creator: NVD / NIST
Published: 2026-06-09T09:16:29.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.35%

Last modified Jun 17, 2026

CVE-2026-34033 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.35%

26.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apache	Answer	< 2.0.1

References

https://lists.apache.org/thread/wrfd9blbfotfg479jr8vlwfx6pwr9sgjMailing List
http://www.openwall.com/lists/oss-security/2026/06/09/3Mailing List

Timeline

Published: Jun 9, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-34033?

How severe is CVE-2026-34033?

CVE-2026-34033 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.

How do I fix CVE-2026-34033?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-34033?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST