CVE-2021-44886
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the...
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
5.3
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
- Record
CVE-2021-44886- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
- Record
CVE-2021-44886- Updated
- 2026-11-02
EUVDEUVD-2021-31687 No score
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
- Record
EUVD-2021-31687- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xvmp-x3rv-7475
5.3
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the...
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
- Record
GHSA-xvmp-x3rv-7475- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-668
- Updated
- 2026-11-02
OSV
5.3
In Zammad 5.0.2, agents can configure "out of office" periods and substitute persons. If the substitute persons didn't have the same permissions as the original agent, they could receive ticket notifications for tickets that they have no access to.
- Record
CVE-2021-44886- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44886 is a medium vulnerability (CVSS 5.3) in Zammad, published February 4, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.88%, the 59th percentile. No source names a fixed version.