CVE-2026-59973

FrontMCP is a TypeScript-first framework for the Model Context Protocol MCP. From mcp-from-openapi 2.3.0 until 2.5.0 and from frontmcp and @frontmcp/adapters 1.2.1 until 1.5.0, libs/adapters/src/openapi/openapi.adapter.ts loadOpenAPISpec forwards untrusted OpenAPI url and spec inputs and...

CVE-2026-59973

CVE-2026-59973 is a bypass of a prior SSRF fix in FrontMCP 's OpenAPI adapter. The affected packages are mcp-from-openapi (2.3.0–2.5.0) and frontmcp / @frontmcp/adapters (1.2.1–1.5.0). The loadOpenAPISpec() function forwards untrusted OpenAPI URLs to OpenAPIToolGenerator.fromURL() / fromJSON(), w...

CVE-2026-59973 mcp-from-openapi: Bypass of OpenAPI external $ref SSRF fix in latest FrontMCP and mcp-from-openapi

FrontMCP is a TypeScript-first framework for the Model Context Protocol MCP. From mcp-from-openapi 2.3.0 until 2.5.0 and from frontmcp and @frontmcp/adapters 1.2.1 until 1.5.0, libs/adapters/src/openapi/openapi.adapter.ts loadOpenAPISpec forwards untrusted OpenAPI url and spec inputs and...

CVE-2026-59973 mcp-from-openapi: Bypass of OpenAPI external $ref SSRF fix in latest FrontMCP and mcp-from-openapi

FrontMCP is a TypeScript-first framework for the Model Context Protocol MCP. From mcp-from-openapi 2.3.0 until 2.5.0 and from frontmcp and @frontmcp/adapters 1.2.1 until 1.5.0, libs/adapters/src/openapi/openapi.adapter.ts loadOpenAPISpec forwards untrusted OpenAPI url and spec inputs and...

CVE-2026-59973 mcp-from-openapi: Bypass of OpenAPI external $ref SSRF fix in latest FrontMCP and mcp-from-openapi

FrontMCP is a TypeScript-first framework for the Model Context Protocol MCP. From mcp-from-openapi 2.3.0 until 2.5.0 and from frontmcp and @frontmcp/adapters 1.2.1 until 1.5.0, libs/adapters/src/openapi/openapi.adapter.ts loadOpenAPISpec forwards untrusted OpenAPI url and spec inputs and...

CVE-2026-50024 GitHacker: Path traversal in ref/hash parsing enables existence oracle and hex-fragment exfiltration via a malicious .git server

GitHacker is a tool that restores Git repositories from exposed .git directories. In 1.1.7 and earlier, addheadfiletasks parses an attacker-controlled ref path from .git/HEAD and joins unvalidated path segments onto tempdst/.git/logs/, allowing a malicious server to make GitHacker read an arbitra...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs entries past the “end” entry. Once inside ‘ext4xattrinodedecrefall’, we should ignore xattrs entries that are located after the “end” entry. This fixes the following KASAN reported issue:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: corrected the order of the prelimref arguments in btrfsprelimref The btrfsprelimref function calls the old and new reference variables in the incorrect order. This causes a NULL pointer dereference because oldref is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an invalid leaf access in btrfsquotaenable if the ref key is not found. If btrfssearchslotforread returns 1, it means that we did not find any key that is greater than or equal to the key we requested. This means tha...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Fixed the issue where GEM handle creation was subject to ref counting. Previously, panfrostgemcreatewithhandle would return a BO, but only with a reference to the handle. User space could theoretically guess this...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed a potential double-free issue in createvarref. In createvarref, initvarref is called to initialize the fields of the reffield variable. This variable is allocated in the previous function call, to createhistfield...

Astra Linux – Vulnerability in Tomcat9

An improper authorization vulnerability in Apache Tomcat occurs due to incorrect use of security-role-ref definitions as role aliases within the Realm, in addition to their proper use in Request.isUserInRole. This issue affects Apache Tomcat versions from 11.0.0-M1 through 11.0.24, from 10.1.0-M1...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In btrfsgetrootref in fs/btrfs/disk-io.c within the Linux kernel, up to version 6.7.1, there may be an assertion failure and a crash occurring because a subvolume can be read out too early after its root item is inserted during subvolume creation...

SUSE CVE-2026-89683

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dentry ref leak on V4ROOT export filehandle lookup nfsdsetfhdentry leaks the dentry reference from exportfsdecodefhraw when the NFS3FHSIZE or NFSFHSIZE switch cases detect NFSEXPV4ROOT and goto out. The out: label calls...

GHSA-65H7-9WRW-629C FrontMCP and mcp-from-openapi have bypass of OpenAPI external $ref SSRF fix

Summary The published fix for GHSA-v6ph-xcq9-qxxj / CVE-2026-39885 added a direct hostname denylist for OpenAPI external $ref dereferencing, but the latest patched dependency mcp-from-openapi 2.3.0 still makes backend-origin requests to loopback when the target is reached through hostname...

NPM: FrontMCP and mcp-from-openapi have bypass of OpenAPI external $ref SSRF fix

NPM: FrontMCP and mcp-from-openapi have bypass of OpenAPI external $ref SSRF fix vulnerability discovered by ? in WordPress Npm frontmcp versions = 1.2.1, 1.5.0...

CVE-2026-89683

CVE-2026-89683 affects the Linux kernel 's nfsd subsystem. The flaw is in nfsd_set_fh_dentry(), which leaks a dentry reference obtained from exportfs_decode_fh_raw() when the NFS3_FHSIZE or NFS_FHSIZE switch cases detect NFSEXP_V4ROOT and jump to the out: label. That label calls exp_put() but nev...

EUVD-2026-76595

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dentry ref leak on V4ROOT export filehandle lookup nfsdsetfhdentry leaks the dentry reference from exportfsdecodefhraw when the NFS3FHSIZE or NFSFHSIZE switch cases detect NFSEXPV4ROOT and goto out. The out: label calls...

CVE-2026-89683 nfsd: fix dentry ref leak on V4ROOT export filehandle lookup

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dentry ref leak on V4ROOT export filehandle lookup nfsdsetfhdentry leaks the dentry reference from exportfsdecodefhraw when the NFS3FHSIZE or NFSFHSIZE switch cases detect NFSEXPV4ROOT and goto out. The out: label calls...

BIT-TOMCAT-2026-66422 Apache Tomcat: Servlet role references can bypass declarative role constraints

Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used as role aliases within the Realm in additional to the correct usage with Request.isUserInRole. This issue affects Apache Tomcat: from 11.0.0 through 11.0.24, from 10.1.0 through...