CVE-2023-22476
MantisBT: Exposure of Private issues' summary to unauthorized users
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions prior to 2.25.6, due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php. This issue is fixed in version 2.25.6. There are no workarounds.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
MantisBT: Exposure of Private issues' summary to unauthorized users
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions prior to 2.25.6, due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php. This issue is fixed in version 2.25.6. There are no workarounds.
- Record
CVE-2023-22476- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2023-0719
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions prior to 2.25.6, due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php. This issue is fixed in version 2.25.6. There are no workarounds.
- Record
EUVD-2023-0719- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hf4x-6h87-hm79
MantisBT may expose private issues' summaries to unauthorized users
Impact
Due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can get access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php.
Patches
The vulnerability has been fixed in MantisBT version 2.25.6.
Workarounds
None
Credits
Thanks to d3vpoo1 for reporting the issue.
References
- Record
GHSA-hf4x-6h87-hm79- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions prior to 2.25.6, due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php. This issue is fixed in version 2.25.6. There are no workarounds.
- Record
CVE-2023-22476- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSV
MantisBT: Exposure of Private issues' summary to unauthorized users
Mantis Bug Tracker (MantisBT) is an open source issue tracker. In versions prior to 2.25.6, due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php. This issue is fixed in version 2.25.6. There are no workarounds.
- Record
CVE-2023-22476- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSVGHSA-hf4x-6h87-hm79
MantisBT may expose private issues' summaries to unauthorized users
Impact
Due to insufficient access-level checks, any logged-in user allowed to perform Group Actions can get access to the Summary field of private Issues (i.e. having Private view status, or belonging to a private Project) via a crafted bug_arr[] parameter in bug_actiongroup_ext.php.
Patches
The vulnerability has been fixed in MantisBT version 2.25.6.
Workarounds
None
Credits
Thanks to d3vpoo1 for reporting the issue.
References
- Record
GHSA-hf4x-6h87-hm79- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mantisbt/mantisbtPackagist |
through 2.25.5 | 2.25.6 |
mantisbt/mantisbtPackagist |
before 2.25.6, plus listed versions 2.10.02.10.12.11.02.11.12.12.0 Show 45 moreShow less2.12.12.12.22.13.02.13.12.13.22.14.02.15.02.15.12.16.02.16.12.17.02.17.12.17.22.18.02.18.12.19.02.19.12.20.02.20.12.21.02.21.12.21.22.21.32.22.02.22.12.22.22.23.02.23.12.24.02.24.12.24.22.24.32.24.42.24.52.25.02.25.12.25.22.25.32.25.42.25.52.3.02.3.12.3.22.3.32.4.0 |
2.25.6 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-22476 is a medium vulnerability (CVSS 4.3) in Mantisbt, published February 23, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. Fixed in mantisbt/mantisbt 2.25.6.
References
Left out here: 12 versions. The JSON record has them.