PT-2026-31413 · Zammad · Zammad

Published 2026-04-08 · Updated 2026-04-09 · CVE-2026-34248

Positive Technologies (AI Summary)

CVSS v3.1

5.7

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Zammad versions prior to 7.0.1

Description Zammad is a web based open source helpdesk/customer support system. In shared organizations, customers could view fields not intended for customer access, including fields restricted to internal use (e.g., priority, custom ticket attributes). This occurred when a customer opened a ticket on behalf of another user within the same shared organization. While customers could view these fields, they were unable to modify them.

Recommendations Update to version 7.0.1 or later.

Fix

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-34248

Affected Products

Zammad

References · 4

• https://github.com/zammad/zammad/security/advisories/GHSA-prww-84vh-w978 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-34248 · Security Note
• https://twitter.com/VulmonFeeds/status/2042065100152959307 · Twitter Post
• https://twitter.com/CVEnew/status/2041975608339481067 · Twitter Post