CVE-2026-13253

The Ultimate Post plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'moreResultsText' block attribute of the ultimate-post/advanced-search block in versions up to and including 5.0.31. This is due to insufficient input sanitization and output escaping in the...

CVE-2026-4653

The Block, Suspend, Report for BuddyPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'link' parameter in versions up to and including 3.6.4. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with...

openSUSE 16: qemu / qemu-SLOF / qemu-accel-qtest / qemu-arm / qemu-audio-alsa / etc (openSUSE-SU-2026:21253-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21253-1 advisory. Update to version 10.0.11. Security issues fixed: - CVE-2026-3886: integer overflow leading to privilege escalation due to lack of proper...

PT-2026-57009

Name of the Vulnerable Software and Affected Versions SiYuan versions prior to 3.7.1 Description An unauthenticated publish visitor can perform a UNION SELECT injection via the block search endpoint 'POST /api/search/fullTextSearchBlock'. The issue occurs because the endpoint concatenates...

CVE-2026-49866

libp2p is a JavaScript Implementation of libp2p networking stack. Prior to 16.0.0, @libp2p/gossipsub defaultDecodeRpcLimits set maxIhaveMessageIDs and maxIwantMessageIDs to Infinity, allowing oversized IHAVE and IWANT control message arrays in message/decodeRpc.ts and gossipsub.ts to synchronousl...

github.com/gohugoio/hugo: Hugo: Cross-site Scripting via unescaped code-fence language in default code block renderer

A flaw was found in Hugo, a static site generator. The default code-block renderer failed to properly escape Markdown code-fence language or info-strings. This vulnerability allows an attacker to inject malicious script elements into web pages, leading to Cross-site Scripting XSS. Successful...

Inefficient Algorithmic Complexity

Overview Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity via the blockparser process. An attacker can cause excessive CPU consumption by submitting specially crafted Markdown documents containing numerous repeated or distinct reference-link definitions...

PYSEC-2026-2216

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/blockparser.py and the reflinks environment dictionary handling, allowing denial of service...

DEBIAN-CVE-2026-59928

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/blockparser.py and the reflinks environment dictionary handling, allowing denial of service...

CVE-2026-60102

Horde Virtual File System VFS API before 3.0.1 contains an OS command injection vulnerability in the HordeVfsSmb driver where the escapeShellCommand method fails to sanitize command substitution sequences, allowing authenticated attackers to inject arbitrary shell commands through user-controlled...

CVE-2026-60102 Horde VFS < 3.0.1 OS Command Injection via Horde_Vfs_Smb Driver

Horde Virtual File System VFS API before 3.0.1 contains an OS command injection vulnerability in the HordeVfsSmb driver where the escapeShellCommand method fails to sanitize command substitution sequences, allowing authenticated attackers to inject arbitrary shell commands through user-controlled...

CVE-2026-60102 Horde VFS < 3.0.1 OS Command Injection via Horde_Vfs_Smb Driver

Horde Virtual File System VFS API before 3.0.1 contains an OS command injection vulnerability in the HordeVfsSmb driver where the escapeShellCommand method fails to sanitize command substitution sequences, allowing authenticated attackers to inject arbitrary shell commands through user-controlled...

CVE-2026-60102 Horde VFS < 3.0.1 OS Command Injection via Horde_Vfs_Smb Driver

Horde Virtual File System VFS API before 3.0.1 contains an OS command injection vulnerability in the HordeVfsSmb driver where the escapeShellCommand method fails to sanitize command substitution sequences, allowing authenticated attackers to inject arbitrary shell commands through user-controlled...

CVE-2026-59928 Mistune block_parser: quadratic-time parsing on long lists of repeated reference-link definitions

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/blockparser.py and the reflinks environment dictionary handling, allowing denial of service...

CVE-2026-59928 Mistune block_parser: quadratic-time parsing on long lists of repeated reference-link definitions

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/blockparser.py and the reflinks environment dictionary handling, allowing denial of service...

CVE-2026-59928

Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune/blockparser.py and the reflinks environment dictionary handling, allowing denial of service...

CVE-2026-59928

Mistune (Python Markdown parser) prior to version 3.3.0 is vulnerable to a denial of service due to quadratic work in the block_parser.py processing of long references and in the ref_links environment dictionary. The issue arises when a Markdown document contains many repeated or distinct referen...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed potential UAF and double-free errors in smb2openfile Set @erriov and @errbuftype to zero before retrying SMB2open, to prevent UAF bugs if @data != NULL; otherwise, a double-free error will occur...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: A use-after-free issue was fixed in ksmbdsessionrpcopen. A UAF Use-After-Free issue may occur due to a race condition between ksmbdsessionrpcopen and sessionrpcclose. Adding rpclock to the session can help protect it fr...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Fixed the issue where the PF driver crashed during kexec kernel booting. During a kexec reboot, the hardware is not power-cycle, so the AF state from the old kernel can persist into the new kernel. When the AF and P...