CVE-2026-40863 PhpSpreadsheet: CPU Denial of Service via Unbounded Row Index in SpreadsheetML XML Reader

PhpSpreadsheet is a pure PHP library for reading and writing spreadsheet files. Prior to 1.30.4, 2.1.16, 2.4.5, 3.10.5, and 5.7.0, the SpreadsheetML XML reader Reader\Xml does not validate the ss:Index row attribute against the maximum allowed row count AddressRange::MAXROW = 1,048,576. An attack...

splunk-web-attack-detection

🔍 Web Application Attack Detection & Threat Hunting Using Splu...

EUVD-2026-29789

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a denial-of-service vulnerability exists in the littlefs filesystem image parser in NanaZip. The handler's Open method reads BlockCount directly from the attacker-controlled superblock without any validation against the...

CVE-2026-42444 NanaZip: Unbounded resource consumption in NanaZip littlefs parser via attacker-controlled BlockCount

NanaZip is an open source file archive. From 5.0.1252.0 to before 6.0.1698.0, a denial-of-service vulnerability exists in the littlefs filesystem image parser in NanaZip. The handler's Open method reads BlockCount directly from the attacker-controlled superblock without any validation against the...

SUSE CVE-2026-43343

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix unbalanced refcnt in gethfree gethalloc increments the reference count, but gethfree fails to decrement it. This prevents the configuration of attributes via configfs after unlinking the function...

SUSE CVE-2026-43420

In the Linux kernel, the following vulnerability has been resolved: ceph: fix inlink underrun during async unlink During async unlink, we drop the inlink counter before we receive the completion that will eventually update the inlink because "we assume that the unlink will succeed". That is not a...

freerdp security update

2:2.11.7-1.7 - Fix double free in xfrailwindowcommon cleanup CVE-2026-26986 - Fix growth of preallocated buffers CVE-2026-27951 - Fix heap-buffer-overflow in bitmapcacheput CVE-2026-29775 - Add DSP format checks CVE-2026-31884 - Fix DSP array bounds checks CVE-2026-31883 - Fix DSP array bounds...

PT-2026-61370

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the bio integrity copy user function where the bip vcnt variable is incorrectly overwritten. Because bio integrity add page already sets bip vcnt to 1 for the bounce...

NanaZip 安全漏洞

NanaZip is a compression software open-source by the M2-Team. Versions of NanaZip from 5.0.1252.0 to 6.0.1698.0 contained security vulnerabilities. These vulnerabilities stemmed from the Open method in the littlefs file system image resolver, which directly read the BlockCount value controlled by...

CVE-2026-43881

Technical details about CVE-2026-43881 are not provided in the connected documents. The Initial Description summarizes the vulnerability, but no vendor/product/version specifics or remediation are included here. Monitor for updated advisories and fixes.

CVE-2026-44997

OpenClaw before 2026.4.22 contains a security envelope constraint bypass vulnerability allowing restricted subagents to spawn ACP child sessions that fail to inherit depth, child-count limits, control scope, or target-agent restrictions. Attackers can exploit this by spawning child sessions that...

CVE-2026-43357

A flaw was found in the iio: gyro: mpu3050-core driver of the Linux kernel. Incorrect error handling in the power management runtime functions allows the driver to attempt accessing hardware that may have failed to resume. This can lead to an unconditionally incremented device usage count,...

freerdp security update

2:2.11.7-9 - Lock appWindow to fix use-after-free in RAIL mode CVE-2026-25952 Resolves: RHEL-159850 2:2.11.7-8 - Fix double free in xfrailwindowcommon cleanup CVE-2026-26986 - Fix growth of preallocated buffers CVE-2026-27951 - Fix heap-buffer-overflow in bitmapcacheput CVE-2026-29775 - Add DSP...

PT-2026-52920

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference or refcount corruption exists in the iommu/vt-d component. When dev pasid is not found in the dev pasids list and remains NULL, teardown operations are execute...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.4.22 contained security vulnerabilities. These vulnerabilities were caused by bypassing security envelope constraints, which could lead to ACP sub-sessions that failed to inherit...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : OpenEXR vulnerabilities (USN-8259-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8259-1 advisory. Quang Luong discovered that OpenEXR incorrectly handled sample count accumulation when...

Oracle Linux 10 : freerdp (ELSA-2026-16014)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-16014 advisory. - Fix double free in xfrailwindowcommon cleanup CVE-2026-26986 - Fix clipboard use-after-free during auto-reconnect CVE-2026-25997 - Fix...

CVE-2026-42256

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational...

CVE-2026-42256

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational...

CVE-2026-42256 net-imap: Denial of service via high iteration count for `SCRAM-*` authentication

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational...