CVE-2022-40817

Name: CVE-2022-40817
Creator: NVD / NIST
Published: 2022-09-27T23:15:16.543+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2022-40817 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Zammad 5.2.1 has a fine-grained permission model that allows to configure read-only access to tickets. However, agents were still wrongly able to perform some operations on such tickets, like adding and removing links, tags. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

Zammad 5.2.1 has a fine-grained permission model that allows to configure read-only access to tickets. However, agents were still wrongly able to perform some operations on such tickets, like adding and removing links, tags. and related answers. This issue has been fixed in 5.2.2.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.40%

32.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zammad	Zammad	>= 5.2.0, < 5.2.2

References

https://zammad.com/de/advisories/zaa-2022-10Vendor Advisory
https://zammad.com/de/advisories/zaa-2022-10Vendor Advisory

Timeline

Published: Sep 27, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40817?

How severe is CVE-2022-40817?

CVE-2022-40817 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40817?

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-2022-40817?

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

Scan your code now

Source: NVD / NIST