CVE-2022-48023 Missing authorization in n/a

What is CVE-2022-48023?

CVE-2022-48023 is a medium-severity missing authorization vulnerability in Zammad Zammad, published on 3 Feb 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Insufficient privilege verification in Zammad v5.3.0 allows an authenticated attacker to perform changes on the tags of their customer tickets using the Zammad API. This is now corrected in v5.3.1 so that only agents with write permissions may change ticket tags.

Which versions are affected by CVE-2022-48023?

It affects 1 product.

Products include Zammad Zammad.

How do I fix CVE-2022-48023?

No fix has been published for CVE-2022-48023 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-48023 being exploited?

There is no known exploitation of CVE-2022-48023 in the wild and no public exploit code.

Other vulnerabilities in Zammad Zammad

• CVE-2026-102489 Zammad GmbH Zammad Session Fixation Exploited High 8.7
• CVE-2026-102490 Zammad GmbH Zammad Improper Privilege Management Exploited High 8.5
• CVE-2022-48021 Code injection in n/a Critical 9.8
• CVE-2022-35490 Security feature bypass in n/a Critical 9.8
• CVE-2021-42090 Deserialization in n/a Critical 9.8

All Zammad Zammad vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xww3-w346-xq3w.