CVE-2026-34723

8.7 highEPSS 0.4%

High (8.7) in zammad zammad. EPSS 0.4% chance of exploitation in the next 30 days.

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, unauthenticated remote attackers were able to access the getting started endpoint to get access to sensitive internal entity data, even after the system setup was completed. This vulnerability is fixed in 7.0.1 and 6.5.4.

Severity

CVSS 4.0

8.7 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high

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

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 38% of CVEs (scores of 2026-10-31)
CWE: CWE-284
Published: 2026-04-08
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

Affected

zammad:zammad

References

https://github.com/zammad/zammad/security/advisories/GHSA-hcm9-ch62-5727

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