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CVE-2026-114515

OCO-Server: Self-Service Portal uninstall-job authorization bypass

6.5 Medium

OCO-Server is a self-hosted endpoint management application for computer inventory, software deployment, and mobile device management. Prior to 1.2.3, a valid Self-Service Portal user with permission to create job containers and read visibility on a computer and package can queue an uninstall job without deploy permission for those resources. Requests to self-service/ajax-handler/job-containers.php pass uninstall_package_assignment_id[] values to lib/SelfService/CoreLogic.class.php::uninstallSelfService(). Its permission-check loop continues after denied METHOD_DEPLOY checks without removing rejected IDs from $installationIds, then passes the original list to lib/CoreLogic.class.php::uninstall(). The CoreLogic object is constructed with a null SystemUser, causing lib/CoreLogic.class.php::checkPermission() to treat the operation as system context and unconditionally permit it. Enumerable computer_package.id values allow selection of readable installed-package assignments, including those on other users' computers. The deploySelfService() install path instead aborts on denied deployment permission, and resources lacking read permission remain blocked. This permits unauthorized software-removal jobs across resources visible to the acting user's role. This issue is fixed in version 1.2.3.

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
None
Integrity
High
Availability
None

Exploit likelihood

0.27%Up 0.1 points since Oct 23, 2026
90%50%10%1%

What each source reports

CVE List Score used 6.5

OCO-Server: Self-Service Portal uninstall-job authorization bypass

OCO-Server is a self-hosted endpoint management application for computer inventory, software deployment, and mobile device management. Prior to 1.2.3, a valid Self-Service Portal user with permission to create job containers and read visibility on a computer and package can queue an uninstall job without deploy permission for those resources. Requests to self-service/ajax-handler/job-containers.php pass uninstall_package_assignment_id[] values to lib/SelfService/CoreLogic.class.php::uninstallSelfService(). Its permission-check loop continues after denied METHOD_DEPLOY checks without removing rejected IDs from $installationIds, then passes the original list to lib/CoreLogic.class.php::uninstall(). The CoreLogic object is constructed with a null SystemUser, causing lib/CoreLogic.class.php::checkPermission() to treat the operation as system context and unconditionally permit it. Enumerable computer_package.id values allow selection of readable installed-package assignments, including those on other users' computers. The deploySelfService() install path instead aborts on denied deployment permission, and resources lacking read permission remain blocked. This permits unauthorized software-removal jobs across resources visible to the acting user's role. This issue is fixed in version 1.2.3.

Record
CVE-2026-114515
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-862
Updated
2026-11-02
EUVDEUVD-2026-108210 6.5

OCO-Server is a self-hosted endpoint management application for computer inventory, software deployment, and mobile device management. Prior to 1.2.3, a valid Self-Service Portal user with permission to create job containers and read visibility on a computer and package can queue an uninstall job without deploy permission for those resources. Requests to self-service/ajax-handler/job-containers.php pass uninstall_package_assignment_id[] values to lib/SelfService/CoreLogic.class.php::uninstallSelfService(). Its permission-check loop continues after denied METHOD_DEPLOY checks without removing rejected IDs from $installationIds, then passes the original list to lib/CoreLogic.class.php::uninstall(). The CoreLogic object is constructed with a null SystemUser, causing lib/CoreLogic.class.php::checkPermission() to treat the operation as system context and unconditionally permit it. Enumerable computer_package.id values allow selection of readable installed-package assignments, including those on other users' computers. The deploySelfService() install path instead aborts on denied deployment permission, and resources lacking read permission remain blocked. This permits unauthorized software-removal jobs across resources visible to the acting user's role. This issue is fixed in version 1.2.3.

Record
EUVD-2026-108210
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
NVD 6.5

OCO-Server is a self-hosted endpoint management application for computer inventory, software deployment, and mobile device management. Prior to 1.2.3, a valid Self-Service Portal user with permission to create job containers and read visibility on a computer and package can queue an uninstall job without deploy permission for those resources. Requests to self-service/ajax-handler/job-containers.php pass uninstall_package_assignment_id[] values to lib/SelfService/CoreLogic.class.php::uninstallSelfService(). Its permission-check loop continues after denied METHOD_DEPLOY checks without removing rejected IDs from $installationIds, then passes the original list to lib/CoreLogic.class.php::uninstall(). The CoreLogic object is constructed with a null SystemUser, causing lib/CoreLogic.class.php::checkPermission() to treat the operation as system context and unconditionally permit it. Enumerable computer_package.id values allow selection of readable installed-package assignments, including those on other users' computers. The deploySelfService() install path instead aborts on denied deployment permission, and resources lacking read permission remain blocked. This permits unauthorized software-removal jobs across resources visible to the acting user's role. This issue is fixed in version 1.2.3.

Record
CVE-2026-114515
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-862
Updated
2026-11-02
OSV 6.5

OCO-Server: Self-Service Portal uninstall-job authorization bypass

OCO-Server is a self-hosted endpoint management application for computer inventory, software deployment, and mobile device management. Prior to 1.2.3, a valid Self-Service Portal user with permission to create job containers and read visibility on a computer and package can queue an uninstall job without deploy permission for those resources. Requests to self-service/ajax-handler/job-containers.php pass uninstall_package_assignment_id[] values to lib/SelfService/CoreLogic.class.php::uninstallSelfService(). Its permission-check loop continues after denied METHOD_DEPLOY checks without removing rejected IDs from $installationIds, then passes the original list to lib/CoreLogic.class.php::uninstall(). The CoreLogic object is constructed with a null SystemUser, causing lib/CoreLogic.class.php::checkPermission() to treat the operation as system context and unconditionally permit it. Enumerable computer_package.id values allow selection of readable installed-package assignments, including those on other users' computers. The deploySelfService() install path instead aborts on denied deployment permission, and resources lacking read permission remain blocked. This permits unauthorized software-removal jobs across resources visible to the acting user's role. This issue is fixed in version 1.2.3.

Record
CVE-2026-114515
CVSS 3.1
6.5 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-862
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
first indexedCVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-114515 is a medium vulnerability (CVSS 6.5) in Schorschii Oco-server, published October 22, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 18th percentile. No source names a fixed version.

References

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