CVE-2026-86540

knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files, allowing attackers to execute arbitrary binaries by crafting a malicious .knowns/config.json file. When a repository with a crafted configuration is opened, the unvalidated binar...

CVE-2026-86544 knowns before 0.30.0 Authorization Bypass via Misclassified Code Actions

knowns versions before 0.30.0 contain an authorization bypass vulnerability where mutating code actions are incorrectly classified as read-only operations. Attackers with read-restricted sessions can exploit code.replace to modify permission configurations and escalate privileges on subsequent...

CVE-2026-86544

Knowns versions prior to 0.30.0 are affected by an authorization bypass vulnerability in the permissions system. Mutating code actions are incorrectly classified as read-only operations , allowing attackers holding read-restricted sessions to exploit code.replace to modify permission configuratio...

CVE-2026-86544 knowns before 0.30.0 Authorization Bypass via Misclassified Code Actions

knowns versions before 0.30.0 contain an authorization bypass vulnerability where mutating code actions are incorrectly classified as read-only operations. Attackers with read-restricted sessions can exploit code.replace to modify permission configurations and escalate privileges on subsequent...

CVE-2026-86544 knowns before 0.30.0 Authorization Bypass via Misclassified Code Actions

knowns versions before 0.30.0 contain an authorization bypass vulnerability where mutating code actions are incorrectly classified as read-only operations. Attackers with read-restricted sessions can exploit code.replace to modify permission configurations and escalate privileges on subsequent...

CVE-2026-86542 knowns before 0.30.0 Path Traversal via Import Name

knowns before 0.30.0 fails to validate import names in the import routes, allowing unauthenticated attackers to write files outside the imports directory. Attackers can supply traversal sequences in the name parameter to escape the imports directory and overwrite arbitrary files writable by the...

CVE-2026-86543 knowns before 0.30.0 Unauthenticated Management API Exposure

knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations. Attackers can access the unauthenticated /api/tunnel/start endpoint to provision a public tunnel and republish the API at a publicl...

CVE-2026-86542 knowns before 0.30.0 Path Traversal via Import Name

knowns before 0.30.0 fails to validate import names in the import routes, allowing unauthenticated attackers to write files outside the imports directory. Attackers can supply traversal sequences in the name parameter to escape the imports directory and overwrite arbitrary files writable by the...

CVE-2026-86542

knowns before version 0.30.0 contains a path traversal vulnerability in its import routes. The server fails to validate the name parameter, allowing an unauthenticated remote attacker to supply traversal sequences that escape the imports directory and overwrite arbitrary files writable by the ser...

CVE-2026-86543 knowns before 0.30.0 Unauthenticated Management API Exposure

knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations. Attackers can access the unauthenticated /api/tunnel/start endpoint to provision a public tunnel and republish the API at a publicl...

CVE-2026-86543

knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations. An unauthenticated attacker can access the /api/tunnel/start endpoint to provision a public tunnel and republish the API at a publi...

CVE-2026-86542 knowns before 0.30.0 Path Traversal via Import Name

knowns before 0.30.0 fails to validate import names in the import routes, allowing unauthenticated attackers to write files outside the imports directory. Attackers can supply traversal sequences in the name parameter to escape the imports directory and overwrite arbitrary files writable by the...

CVE-2026-86543 knowns before 0.30.0 Unauthenticated Management API Exposure

knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations. Attackers can access the unauthenticated /api/tunnel/start endpoint to provision a public tunnel and republish the API at a publicl...

CVE-2026-86541 knowns before 0.30.0 Path Traversal via code.replace MCP action

knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace function that allows attackers to overwrite arbitrary files outside the project root. Attackers can supply absolute paths or relative paths containing directory traversal sequences to write malicious...

CVE-2026-86541

knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace() MCP handler function. Attackers can supply absolute paths or relative paths with directory traversal sequences to overwrite arbitrary files outside the project root, potentially writing malicious conte...

CVE-2026-86541 knowns before 0.30.0 Path Traversal via code.replace MCP action

knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace function that allows attackers to overwrite arbitrary files outside the project root. Attackers can supply absolute paths or relative paths containing directory traversal sequences to write malicious...

CVE-2026-86541 knowns before 0.30.0 Path Traversal via code.replace MCP action

knowns versions before 0.30.0 contain a path traversal vulnerability in the handleCodeReplace function that allows attackers to overwrite arbitrary files outside the project root. Attackers can supply absolute paths or relative paths containing directory traversal sequences to write malicious...

CVE-2026-86540 knowns before 0.30.0 Arbitrary Code Execution via LSP Binary

knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files, allowing attackers to execute arbitrary binaries by crafting a malicious .knowns/config.json file. When a repository with a crafted configuration is opened, the unvalidated binar...

CVE-2026-86540 knowns before 0.30.0 Arbitrary Code Execution via LSP Binary

knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files, allowing attackers to execute arbitrary binaries by crafting a malicious .knowns/config.json file. When a repository with a crafted configuration is opened, the unvalidated binar...

CVE-2026-86540

Knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files. An attacker who crafts a malicious .knowns/config.json file in a repository can cause the unvalidated binary path to be executed twice under the user's account with no verificati...