CVE-2026-34427

Vvveb prior to 1.0.8.1 contains a privilege escalation vulnerability in the admin user profile save endpoint that allows authenticated users to modify privileged fields on their own profile. Attackers can inject roleid=1 into profile save requests to escalate to Super Administrator privileges,...

Low-privileged Grav API users can create super-admin accounts via blueprint-upload

Summary In Grav 2.0.0-beta.2, a low-privileged authenticated API user with api.media.write can abuse /api/v1/blueprint-upload to write an arbitrary YAML file into user/accounts/, then log in as the newly created account with api.super privileges. This results in full administrative compromise of...

Arbitrary File Upload

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Arbitrary File Upload via the blueprint-upload process. An attacker can gain full administrative access by uploading a crafted YAML file to th...

CVE-2025-71271

A flaw was found in the hfsplus filesystem driver in the Linux kernel. A bug was introduced during the conversion of hfsplus to the new mount API, leading to a memory leak. If the setupbdevsuper function fails after a new superblock is allocated but before hfsplusfillsuper takes ownership of the...

EUVD-2026-27787

In the Linux kernel, the following vulnerability has been resolved: hfs: Replace BUGON with error handling for CNID count checks In a06ec283e125 nextid, foldercount, and filecount in the super block info were expanded to 64 bits, and BUGONs were added to detect overflow. This triggered an error...

DEBIAN-CVE-2026-23926

An authenticated non-super administrator can create a maintenance period with a JavaScript payload that is executed by any user that opens tooltip for that maintenance period in the Host navigator widget. This can allow the attacker to perform unauthorized actions depending on which user opens th...

UBUNTU-CVE-2026-23926

An authenticated non-super administrator can create a maintenance period with a JavaScript payload that is executed by any user that opens tooltip for that maintenance period in the Host navigator widget. This can allow the attacker to perform unauthorized actions depending on which user opens th...

EUVD-2026-27527

An authenticated non-super administrator can create a maintenance period with a JavaScript payload that is executed by any user that opens tooltip for that maintenance period in the Host navigator widget. This can allow the attacker to perform unauthorized actions depending on which user opens th...

PT-2026-37446

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the hfsplus filesystem when converted to the new mount API due to a change in the allocation pattern of sb-s fs info. If the setup bdev super function fails after...

PT-2026-38282

Name of the Vulnerable Software and Affected Versions Grav version 2.0.0-beta.2 Description A low-privileged authenticated API user with api.media.write permissions can achieve full administrative compromise of the Grav API. The issue exists in the API plugin's blueprint upload flow because the...

Zabbix 跨站脚本漏洞

Zabbix is a set of open-source monitoring systems developed by Zabbix Inc. This system supports network monitoring, server monitoring, cloud monitoring, and application monitoring. Zabbix has a cross-site scripting vulnerability. This vulnerability arises because non-super administrators who have...

Grav API Privilege Escalation to Super Admin

Summary An insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any authenticated user with basic API access api.access to modify their own permission configuration. An attacker can exploit this to escalate their privileges to Super Administrator...

GHSA-R945-H4VM-H736 Grav API Privilege Escalation to Super Admin

Summary An insecure direct object reference and logic flaw in the Grav API plugin UsersController::update allows any authenticated user with basic API access api.access to modify their own permission configuration. An attacker can exploit this to escalate their privileges to Super Administrator...

PT-2026-37282

Name of the Vulnerable Software and Affected Versions Grav API Plugin versions prior to 1.0.0-beta.15 Description An insecure direct object reference and logic flaw in the update function of the UsersController allows any authenticated user with basic api.access permissions to modify their own...

JLSEC-2026-411 This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back...

This flaw allows a malicious HTTP server to set "super cookies" in curl that are then passed back to more origins than what is otherwise allowed or possible. This allows a site to set cookies that then would get sent to different and unrelated sites and domains. It could do this by exploiting a...

EUVD-2026-26524

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

ext4: fix use-after-free in update_super_work when racing with umount

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EUVD-2026-24750

A vulnerability in the web application allows standard users to escalate their privileges to those of a super administrator through parameter manipulation, enabling them to access and modify sensitive information...

CVE-2026-6356

A vulnerability in the web application allows standard users to escalate their privileges to those of a super administrator through parameter manipulation, enabling them to access and modify sensitive information...

CVE-2026-31446 ext4: fix use-after-free in update_super_work when racing with umount

In the Linux kernel, the following vulnerability has been resolved: ext4: fix use-after-free in updatesuperwork when racing with umount Commit b98535d09179 "ext4: fix bugon in startthishandle during umount filesystem" moved ext4unregistersysfs before flushing ssbupdwork to prevent new error work...