knowns-dev has 14 CVEs on record. Disclosure cadence is accelerating: 14 in the last 90 days against 0 in the 90 before. The busiest recent month was September 2026 with 14. The median CVSS is 8.3 (high), with 3 rated critical. None have a confirmed exploitation report. The most common weakness class is CWE-22 (8).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 8.3
- Publish → KEV
- —
- Last 90 days
- 14 prev 0
Worst active — by depth score
CVE-2026-88899Critical· 9.8knowns before 0.31.0 External Control of Agent Working Directory via x-opencode-directory Header66CVE-2026-88937High· 8.8knowns through 0.33.0 Path Traversal via Template Engine61CVE-2026-88939High· 8.3knowns through 0.33.0 exempts the project.set action from permission guard checks unconditionally, allowing read-only agent sessions to bypass restrictions58CVE-2026-86540High· 7.8knowns 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 file55CVE-2026-86543Critical· 9.8knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations54
knowns-dev vulnerabilities
CVEs affecting knowns-dev, newest first. Open any entry for full detail, references, and exploit status.
14 CVEsRSS
CVE-2026-88899Critical· 9.8PoCknowns before 0.31.0 External Control of Agent Working Directory via x-opencode-directory Header
knowns versions before 0.31.0 fail to properly validate the x-opencode-directory request header in the /api/opencode proxy endpoint. Remote attackers can supply arbitrary directory paths to execute file operations outside the project roo…
CVE-2026-88938Medium· 6.5PoCknowns through 0.33.0 Path Traversal via code.find MCP tool
knowns through 0.33.0 fails to confine the path argument of the code.find MCP tool to the project root, allowing AI agent sessions to read source files anywhere on the host. Attackers can supply absolute paths or relative traversal seque…
CVE-2026-88940Medium· 5.3PoCknowns through 0.33.0 Arbitrary Directory Enumeration via workspace browse endpoint
knowns through 0.33.0 fails to validate the path query parameter in the workspace browse endpoint, allowing remote attackers to enumerate arbitrary directories on the host filesystem. Attackers can traverse the directory structure to loc…
CVE-2026-88939High· 8.3PoCknowns through 0.33.0 exempts the project.set action from permission guard checks unconditionally, allowing read-only agent sessions to bypass restrictions
knowns through 0.33.0 exempts the project.set action from permission guard checks unconditionally, allowing read-only agent sessions to bypass restrictions. Attackers can invoke project.set to repoint the server at another project direct…
CVE-2026-88937High· 8.8PoCknowns through 0.33.0 Path Traversal via Template Engine
knowns through 0.33.0 fails to properly validate template destination paths in the code generation template engine, allowing attackers to read and write arbitrary files outside the project root. Attackers can supply malicious templates t…
CVE-2026-86775High· 8.6knowns (npm package) versions <= 0.29.1 contain a path traversal vulnerability in the Document API
knowns (npm package) versions <= 0.29.1 contain a path traversal vulnerability in the Document API. The HTTP handler in internal/server/routes/docs.go normalizes the user-supplied document path with cleanDocPath(), which strips leading/t…
CVE-2026-86544High· 8.1knowns versions before 0.30.0 contain an authorization bypass vulnerability where mutating code actions are incorrectly classified as read-only operations
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 permis…
CVE-2026-86543Critical· 9.8knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations
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 …
CVE-2026-86542Critical· 9.1knowns before 0.30.0 fails to validate import names in the import routes, allowing unauthenticated attackers to write files outside the imports directory
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 impor…
CVE-2026-86541High· 8.3knowns 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
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 c…
CVE-2026-86540High· 7.8PoCknowns 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
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 w…
CVE-2026-86539High· 7.2knowns through 0.33.0 contains a server-side request forgery vulnerability in the POST /api/embedding-models/test endpoint that issues outbound requests to caller-supplied destinations without validation
knowns through 0.33.0 contains a server-side request forgery vulnerability in the POST /api/embedding-models/test endpoint that issues outbound requests to caller-supplied destinations without validation. Attackers can enumerate internal…
CVE-2026-86538High· 7.5knowns versions before 0.30.0 contain a path traversal vulnerability in the POST /api/templates/preview endpoint that allows unauthenticated attackers to read arbitrary files
knowns versions before 0.30.0 contain a path traversal vulnerability in the POST /api/templates/preview endpoint that allows unauthenticated attackers to read arbitrary files. Attackers can supply directory traversal sequences in the tem…
CVE-2026-86439High· 8.8knowns versions before 0.30.0 fail to validate filesystem paths in MCP tool arguments, allowing attackers to read, create, overwrite and delete files outside the project directory
knowns versions before 0.30.0 fail to validate filesystem paths in MCP tool arguments, allowing attackers to read, create, overwrite and delete files outside the project directory. Attackers can supply path arguments containing directory…