EUVD-2026-78147

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to obtain ownership of arbitrary file system objects due to a time-of-check to time-of-use TOCTOU race condition...

CVE-2026-73497

MCP Atlassian (a Model Context Protocol server for Confluence and Jira) versions 0.17.0 through 0.22.0 contain a DNS-rebinding TOCTOU bypass of its SSRF protection. The validate_url_for_ssrf function resolves the attacker-controlled X-Atlassian-Jira-Url or X-Atlassian-Confluence-Url header hostna...

CVE-2026-73497 MCP Atlassian is a Model Context Protocol (MCP): DNS-rebinding TOCTOU bypass of the SSRF fix (CVE-2026-27826): unauthenticated SSRF to cloud metadata

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. From 0.17.0 until 0.22.0, validateurlforssrf resolves the attacker-controlled X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url header host once at middleware time, but the outbound request is built...

CVE-2026-73497 MCP Atlassian is a Model Context Protocol (MCP): DNS-rebinding TOCTOU bypass of the SSRF fix (CVE-2026-27826): unauthenticated SSRF to cloud metadata

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. From 0.17.0 until 0.22.0, validateurlforssrf resolves the attacker-controlled X-Atlassian-Jira-Url and X-Atlassian-Confluence-Url header host once at middleware time, but the outbound request is built...

rsync: rsync: Directory escape via TOCTOU race condition in rrsync

A time-of-check to time-of-use TOCTOU race condition flaw in the rrsync restricted shell wrapper allows authenticated remote attackers to escape directory restrictions. By replacing a validated path component with a symbolic link prior to file transfer execution, an attacker can bypass intended...

rsync: rsync: Directory escape via TOCTOU race condition in rrsync

A time-of-check to time-of-use TOCTOU race condition flaw in the rrsync restricted shell wrapper allows authenticated remote attackers to escape directory restrictions. By replacing a validated path component with a symbolic link prior to file transfer execution, an attacker can bypass intended...

CVE-2026-91081

Docs through 5.6.1 contains a server-side request forgery vulnerability in the cors-proxy endpoint that allows anonymous attackers to make outbound requests by providing a public document UUID. Attackers can exploit DNS time-of-check-time-of-use race conditions and shared address space bypasses t...

CVE-2026-91081 Docs through 5.6.1 SSRF via Unauthenticated cors-proxy Endpoint

Docs through 5.6.1 contains a server-side request forgery vulnerability in the cors-proxy endpoint that allows anonymous attackers to make outbound requests by providing a public document UUID. Attackers can exploit DNS time-of-check-time-of-use race conditions and shared address space bypasses t...

CVE-2026-91081 Docs through 5.6.1 SSRF via Unauthenticated cors-proxy Endpoint

Docs through 5.6.1 contains a server-side request forgery vulnerability in the cors-proxy endpoint that allows anonymous attackers to make outbound requests by providing a public document UUID. Attackers can exploit DNS time-of-check-time-of-use race conditions and shared address space bypasses t...

CVE-2026-91081

Docs by Suitenumerique (versions through 5.6.1 ) contains a server-side request forgery (SSRF) vulnerability in the cors-proxy endpoint. The root cause involves DNS time-of-check-time-of-use (TOCTOU) race conditions and shared address space bypasses , allowing anonymous attackers to forge outboun...

OESA-2026-3870 tar security update

GNU Tar provides the ability to create tar archives, as well as various other kinds of manipulation. For example, you can use Tar on previously created archives to extract files, to store additional files, or to update or list files which were already stored. Security Fixes: A TOCTOU Time-of-Chec...

OESA-2026-3851 ImageMagick security update

Use ImageMagick to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats over 200 including PNG, JPEG, GIF, HEIC, TIFF, DPX, EXR, WebP, Postscript, PDF, and SVG. Use ImageMagick to resize, flip, mirror, rotate, distort, shear and transform images,...

Updated tar packages fix security vulnerabilities

GNU Tar through 1.35 allows file overwrite via directory traversal in crafted TAR archives, with a certain two-step process. CVE-2025-45582 Tar: toctou in incremental dumpdir 'x' rename handling allows restore path escape. CVE-2026-18477 Tar: --one-top-level hardlink targets not confined to...

MGASA-2026-0401 Updated tar packages fix security vulnerabilities

GNU Tar through 1.35 allows file overwrite via directory traversal in crafted TAR archives, with a certain two-step process. CVE-2025-45582 Tar: toctou in incremental dumpdir 'x' rename handling allows restore path escape. CVE-2026-18477 Tar: --one-top-level hardlink targets not confined to...

CVE-2026-53708

ContextForge (IBM) is an AI gateway and proxy for MCP, A2A, and REST/gRPC APIs. Prior to 1.0.3 , the /admin/gateways/test endpoint suffers from a DNS TOCTOU race condition : validate_gateway_test_url() resolves DNS and blocks private addresses at validation time, but the underlying ResilientHttpC...

CVE-2026-53708 ContextForge: DNS TOCTOU race condition causes SSRF protection bypass (`/admin/gateways/test`)

ContextForge is an AI gateway, registry, and proxy that provides centralized discovery, guardrails, and management for MCP, A2A, and REST or gRPC APIs. Prior to 1.0.3, the /admin/gateways/test call site in mcpgateway/admin.py calls validategatewaytesturl in mcpgateway/common/validators.py to...

CVE-2026-53708 ContextForge: DNS TOCTOU race condition causes SSRF protection bypass (`/admin/gateways/test`)

ContextForge is an AI gateway, registry, and proxy that provides centralized discovery, guardrails, and management for MCP, A2A, and REST or gRPC APIs. Prior to 1.0.3, the /admin/gateways/test call site in mcpgateway/admin.py calls validategatewaytesturl in mcpgateway/common/validators.py to...

CVE-2026-53708 ContextForge: DNS TOCTOU race condition causes SSRF protection bypass (`/admin/gateways/test`)

ContextForge is an AI gateway, registry, and proxy that provides centralized discovery, guardrails, and management for MCP, A2A, and REST or gRPC APIs. Prior to 1.0.3, the /admin/gateways/test call site in mcpgateway/admin.py calls validategatewaytesturl in mcpgateway/common/validators.py to...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview org.apache.storm:storm-core is a distributed realtime computation system. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the worker-launcher process. An attacker can gain elevated privileges by exploiting a race condition between t...

CVE-2026-82429

Description The setuid-root worker-launcher binary adjusts ownership and permissions of worker directories by walking the tree with FTS and calling lchown and chmod on each entry's full pathname while running with an effective uid of 0. Both syscalls re-resolve the path at the time of the call,...