CVE-2026-45781 MCP Registry: OCI ownership validation fails open on upstream rate limits, allowing attacker-controlled package claims

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.9, OCI ownership validation skips label-match check when upstream OCI registry returns HTTP 429, letting any authenticated publisher bind their io.github./ namespace to OCI images the...

Exploit for CVE-2026-46300

Security Research & Legal Disclaimer This repository is for educ...

CVE-2026-4527 Cross-Site Request Forgery (CSRF) in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace via a specially crafted link due...

PT-2026-40867

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 11.10 through 18.9.6 GitLab CE/EE versions 18.10 through 18.10.5 GitLab CE/EE versions 18.11 through 18.11.2 Description Missing Cross-Site Request Forgery CSRF protection—a flaw where an attacker tricks a victim into...

CVE-2026-31692

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: add missing netlinknscapable check for peer netns rtnlnewlink lacks a CAPNETADMIN capability check on the peer network namespace when creating paired devices veth, vxcan, netkit. This allows an unprivileged user with a...

PT-2026-51969

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Point-to-Point Protocol PPP implementation where /dev/ppp open is authorized against file-f cred-user ns, while unattached administrative ioctls operate on...

CVE-2026-23405: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: apparmor: fix: limit the number of levels of policy namespaces Currently the number of policy namespaces is not bounded relying on the user namespace limit. However policy namespaces aren't strictly tied to user namespaces and it...

MiracleLinux 9 : pam-1.5.1-19.el9 (AXSA:2024-7776:01)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2024-7776:01 advisory. pam: allowing unprivileged user to block another user namespace CVE-2024-22365 Tenable has extracted the preceding description block directly from the...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001063)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001063 advisory. The networking implementation in the Linux kernel through 4.3.3, as used in Android and other products, does not validate protocol identifiers for certain protocol...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000837)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000837 advisory. fs/namespace.c in the Linux kernel before 4.0.2 processes MNTDETACH umount2 system calls without verifying that the MNTLOCKED flag is unset, which allows local users...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000736)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000736 advisory. fs/namespace.c in the Linux kernel through 3.16.1 does not properly restrict clearing MNTNODEV, MNTNOSUID, and MNTNOEXEC and changing MNTATIMEMASK during a remount o...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000806)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000806 advisory. The doremount function in fs/namespace.c in the Linux kernel through 3.16.1 does not maintain the MNTLOCKREADONLY bit across a remount of a bind mount, which allows...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001499)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001499 advisory. A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/xtables.c. This allows an attacker to gain privileges or cause a DoS via...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003140)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003140 advisory. In the Linux kernel 4.15.x through 4.19.x before 4.19.2, mapwrite in kernel/usernamespace.c allows privilege escalation because it mishandles nested user namespaces...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001909)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001909 advisory. The doremount function in fs/namespace.c in the Linux kernel through 3.16.1 does not maintain the MNTLOCKREADONLY bit across a remount of a bind mount, which allows...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002088)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002088 advisory. The doremount function in fs/namespace.c in the Linux kernel through 3.16.1 does not maintain the MNTLOCKREADONLY bit across a remount of a bind mount, which allows...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002082)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002082 advisory. fs/namespace.c in the Linux kernel before 4.0.2 processes MNTDETACH umount2 system calls without verifying that the MNTLOCKED flag is unset, which allows local users...

SUSE CVE-2025-71066

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Always remove class from active list before deleting in etsqdiscchange [email protected] says: The vulnerability is a race condition between etsqdiscdequeue and etsqdiscchange. It leads to UAF on stru...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001697)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001697 advisory. In the Linux kernel before 5.17.3, fs/iouring.c has a use-after-free due to a race condition in iouring timeouts. This can be triggered by a local user who has no...

Siemens Ruggedcom ROX Privilege Dropping (CVE-2018-7169)

An issue was discovered in shadow 4.5. newgidmap in shadow-utils is setuid and allows an unprivileged user to be placed in a user namespace where setgroups2 is permitted. This allows an attacker to remove themselves from a supplementary group, which may allow access to certain filesystem paths if...