CVE-2021-42574

CVE-2021-42574 - Code generator // Update: 05.11.2021 It's now possible to not only encode, but also decode files. Means that now files containing supported bidi chars can be translated to template files with bidi placeholders LRO, .... Generate malicious files using recently published bidi-attac...

bidi-guard

bidi-guard Scan code for invisible bidirectional Unicode characters Why This Exists Invisible Unicode bidirectional characters can make source code display differently than it executes. This is CVE-2021-42574 — the Trojan Source attack. An attacker embeds characters that reverse text direction. I...

firefox-devtools-mcp

Firefox DevTools MCP Model Context Protocol server that lets AI agents use Firefox. It has two main use cases: Agentic browsing : the agent uses the browser for regular tasks, such as reading pages, filling forms and going through multi-step flows on websites. Agent-assisted web development : the...

bidi_char_detector

BIDI Character Detector This tool checks your files for existence of Unicode BIDI characters which can be misused for supply chain attacks to mitigate CVE-2021-42574. This tool was written in Rust and is distributed as a small 3MB docker compatible container to allow fast and easy usage. For an...

AlmaLinux 9.2 [TuxCare] Security Update: thunderbird Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1791305177)

The AlmaLinux 9.2 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1791305177 advisory. - Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155...

Rocky Linux 8 [CIQ] Security Update: gcc-toolset-10-binutils / gcc-toolset-10-binutils-debuginfo / etc (crlsa-2021_4649)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214649 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Rocky Linux 8 [CIQ] Security Update: gcc-toolset-10-gcc / gcc-toolset-10-gcc-c++ / etc (crlsa-2021_4585)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214585 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in gcc ...

Rocky Linux 8 [CIQ] Security Update: gcc-toolset-11-annobin-annocheck / etc (crlsa-2021_4591)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214591 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Rocky Linux 8 [CIQ] Security Update: gcc-toolset-11-binutils / gcc-toolset-11-binutils-debuginfo / etc (crlsa-2021_4594)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214594 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Rocky Linux 8 [CIQ] Security Update: clang / clang-analyzer / clang-debuginfo / clang-debugsource / etc (crlsa-2021_4743)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214743 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in clan...

Rocky Linux 8 [CIQ] Security Update: annobin / annobin-annocheck / annobin-annocheck-debuginfo / etc (crlsa-2021_4593)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214593 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Rocky Linux 8 [CIQ] Security Update: binutils / binutils-debuginfo / binutils-debugsource / etc (crlsa-2021_4595)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214595 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Rocky Linux 8 [CIQ] Security Update: gcc-toolset-10-annobin / gcc-toolset-10-annobin-debuginfo (crlsa-2021_4592)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20214592 advisory. Developer environment: Unicode's bidirectional BiDi override characters can cause trojan source attacks CVE-2021-42574 The following changes were introduced in...

Hatchet DurableTask WorkerStatus gRPC resolves caller-supplied durable-task UUIDs via ListSatisfiedEntries with no tenant_id filter

Cross-tenant disclosure risk on DurableTask bidi RPC This is a low-severity, low-risk cross-tenant data exposure vuln caused by blindly accepting a durable task id, in addition to a list of node and branch ids that identify records in that task's event log, and returning them to the caller via th...

CVE-2026-84128

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the WebDriver BiDi component...

firefox-devtools-mcp v0.10.3

Firefox DevTools MCP Model Context Protocol server for automating Firefox via WebDriver BiDi through Selenium WebDriver. Works with Claude Code, Claude Desktop, Cursor, Cline and other MCP clients. Repository: https://github.com/mozilla/firefox-devtools-mcp Note : This MCP server requires a local...

Astra Linux – Vulnerability in Fribidi

A segmentation fault flaw was discovered in the Fribidi package, affecting the fribidiremovebidimarks function in the lib/fribidi.c file. This flaw allows an attacker to submit a specially crafted file to Fribidi, resulting in a crash and causing a denial of service...

firefox-devtools-mcp v0.10.2

Firefox DevTools MCP Model Context Protocol server for automating Firefox via WebDriver BiDi through Selenium WebDriver. Works with Claude Code, Claude Desktop, Cursor, Cline and other MCP clients. Repository: https://github.com/mozilla/firefox-devtools-mcp Note : This MCP server requires a local...

SUSE CVE-2026-84128

Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155...

Linux Distros Unpatched Vulnerability : CVE-2026-84128

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Privilege escalation in the WebDriver BiDi component. This vulnerability was fixed in Firefox 155 and Thunderbird 155. CVE-2026-84128 Note that Nessus relies on...