EUVD-2026-39899

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

CVE-2026-53295: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mailbox: add sanity check for channel array Fail gracefully if there is no channel array attached to the mailbox controller. Otherwise the later dereference will cause an OOPS which might not be seen because mailbox controllers...

PT-2026-52933

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mailbox-test component where a double-free occurs during the process of freeing channels. This happens because the RX channel can be aliased to the TX channel if i...

CVE-2026-53294: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

CVE-2026-53296: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained channels. This not only prevents a leak, but also UAF scenarios because the client structure will be removed nonetheless because it...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mailbox: Out-of-bounds access has been prevented in fwmboxindexxlate. Although it is guided that mbox-cells must be at least 1, there are many instances in the device tree where mbox-cells = ; is specified. If this is the case, a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: bcm-sba-raid: Fixed a device leak during probe failures and when the driver unbind the device. Make sure to remove the references made when looking up the mailbox device during probe failures and when the driver...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: fbnic: Resolving the race between fwlog and teardown This fix addresses a theoretical race condition in fwlog between the teardown path and the fwlog write functions. fwlog is written within fbnicfwlogwrite, and it can be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fixed a potential NULL pointer dereferencing during context cleanup. The aiestroycontext function is invoked during error handling in ai2createcontext. However, aiestroycontext assumes that the context’s mailbox...

CVE-2024-24769 Vantage6: No limit on emails sent for password/MFA reset

vantage6 is an open-source infrastructure for privacy preserving analysis. Prior to version 5.0.0, users can reset their MFA token via API routes that send them an email. Currently the number of emails that is sent is not limited. This gives attackers the option to flood someones mailbox with a l...

CVE-2026-12212

The CVE concerns hcengineering Huly Platform (up to v0.7.0). It affects the RPC Interface component, specifically the getMailboxSecret function in server/account/src/operations.ts. The issue is an improper access control vulnerability that could be triggered remotely. Public disclosure of the exp...

CVE-2026-12212 hcengineering Huly Platform RPC operations.ts getMailboxSecret access control

A vulnerability has been found in hcengineering Huly Platform up to 0.7.0. Affected is the function getMailboxSecret of the file server/account/src/operations.ts of the component RPC Interface. The manipulation leads to improper access controls. The attack may be initiated remotely. The exploit h...

CVE-2026-8496

A cross-site scripting XSS vulnerability exists in Alinto SOGo, version 5.12.7. A maliciously crafted ICS calendar invitation files allows arbitrary JavaScript execution within the authenticated SOGo webmail session. The issue occurs because SVG content embedded in the description field of an ICS...

CVE-2026-41191

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, MailboxesController::updateSave persists chatstartnew outside the allowed-field filter. A user with only the mailbox sig permission sees only the signature field in the UI, but can still change the hidden...

CVE-2026-40591

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the phone-conversation creation flow accepts attacker-controlled customerid, name, toemail, and phone values and resolves the target customer in the backend without enforcing mailbox-scoped customer visibility...

CVE-2026-40568

FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a stored cross-site scripting XSS vulnerability in the mailbox signature feature. The sanitization function Helper::stripDangerousTags app/Misc/Helper.php:568 uses an incomplete blocklist of only four HTM...

CVE-2026-40569

FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a mass assignment vulnerability in the mailbox connection settings endpoints of FreeScout connectionIncomingSave at app/Http/Controllers/MailboxesController.php:468 and connectionOutgoingSave at line 398...

Denial of Service (DoS)

Overview vantage6 is a vantage6 command line interface Affected versions of this package are vulnerable to Denial of Service DoS through the email reset process. An attacker can cause a user's mailbox to be flooded with emails and potentially impact the SMTP server by repeatedly triggering passwo...

Hackers Spied on a Stock Exchange Executive's Outlook Mailbox for Five Months

Unknown attackers spent at least five months inside the Outlook mailbox of a senior executive at a major global stock exchange, copying the inbox out in small, repeated batches and routing it through Dropbox and OneDrive so the traffic blended into normal cloud activity. Symantec and Carbon Black...

CVE-2026-48810

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.221, while investigating the ThreadPolicy::delete issue reported previously, the same missing mailbox membership check was found in the sibling ThreadPolicy::edit method. A user with the...