GHSA-JW39-3688-R4RX Trestle has Server-Side Template Injection (SSTI) via Recursive Template Re-evaluation of Untrusted Data

Impact A Server-Side Template Injection SSTI vulnerability exists in multiple locations of trestle's Jinja2 rendering pipeline due to a systemic pattern: untrusted data is re-parsed as Jinja2 template source code without sandboxing. This advisory tracks the root cause across all affected code...

EUVD-2026-66209

Trestle has Server-Side Template Injection SSTI via Recursive Template Re-evaluation of Untrusted Data...

CVE-2026-57171

A flaw was found in Compliance-trestle Trestle. The catalog-generate, profile-generate, and ssp-generate author commands are vulnerable to path traversal. A remote attacker can exploit this by providing a specially crafted output path, allowing them to write arbitrary files outside the intended...

CVE-2026-57170

A flaw was found in compliance-trestle. The custom Jinja2 include tags, mdsectioninclude and mdcleaninclude, incorrectly re-parse the content of included Markdown files as Jinja2 template code in a non-sandboxed environment. This vulnerability, known as Server-Side Template Injection SSTI, allows...

CVE-2026-54757

A flaw was found in Trestle, a Python SDK and command-line tool for managing OSCAL compliance documents. This vulnerability involves server-side template injection SSTI due to the MDCleanInclude and MDSectionInclude Jinja2 tags improperly re-parsing untrusted Markdown content as template source...

CVE-2026-52776

A flaw was found in compliance-trestle. The URLSecurityValidator, intended to prevent Server-Side Request Forgery SSRF, contains a bypass vulnerability. This bypass occurs because the validator does not properly handle IPv4-mapped IPv6 addresses or the unspecified address 0.0.0.0. A remote...

CVE-2026-46345

A flaw was found in compliance-trestle. The trestle author jinja command, when processing the -o/--output argument, is vulnerable to path traversal. This allows a local attacker to write files to arbitrary locations outside the intended workspace by providing specially crafted path sequences or...

CVE-2026-46380

A flaw was found in compliance-trestle, a tooling platform for managing compliance as code. The HTTPSFetcher.dofetch method, responsible for remote fetching, passes a user-supplied URL directly to the requests.get function without proper validation. This vulnerability allows a remote attacker to...

CVE-2026-46439

A flaw was found in compliance-trestle. This Server-Side Template Injection SSTI vulnerability exists in the trestle author jinja command, which recursively evaluates rendered templates. An attacker can inject malicious payloads into data fields, such as SSP documents or Lookup Tables, to achieve...

CVE-2026-57171

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, the catalog-generate, profile-generate, and ssp-generate author commands write generated Markdown to an attacker-influenced output...

CVE-2026-57170

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions prior to 3.12.4 and 4.0.0 through 4.0.3, the custom Jinja2 include tags mdsectioninclude and mdcleaninclude re-parse the content of an included Markdown file as Jinja2 template co...

CVE-2026-52776

Compliance-trestle Trestle is a tooling platform for managing compliance as code. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, the URLSecurityValidator that guards trestle's remote-fetch paths against server-side request forgery can be bypassed to reach loopback, link-local,...

CVE-2026-57171 Trestle is vulnerable to arbitrary file write via path traversal in author generate commands (Incomplete fix of CVE-2026-46345)

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, the catalog-generate, profile-generate, and ssp-generate author commands write generated Markdown to an attacker-influenced output...

CVE-2026-57171

Trestle (compliance-trestle), a Python SDK and CLI for managing OSCAL compliance documents, is affected by an arbitrary file write via path traversal in the catalog-generate, profile-generate, and ssp-generate author commands. The output argument is joined onto the Trestle root but guarded only b...

CVE-2026-57171 Trestle is vulnerable to arbitrary file write via path traversal in author generate commands (Incomplete fix of CVE-2026-46345)

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, the catalog-generate, profile-generate, and ssp-generate author commands write generated Markdown to an attacker-influenced output...

CVE-2026-57170 Trestle SSTI in Jinja2 include tags allows arbitrary code execution (Incomplete fix of CVE-2026-46439)

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions prior to 3.12.4 and 4.0.0 through 4.0.3, the custom Jinja2 include tags mdsectioninclude and mdcleaninclude re-parse the content of an included Markdown file as Jinja2 template co...

CVE-2026-57170

compliance-trestle (Trestle), a Python SDK for managing OSCAL compliance documents, is vulnerable to server-side template injection in versions prior to 3.12.4 and 4.0.0 through 4.0.3. The custom Jinja2 include tags (mdsection_include and md_clean_include) re-parse included Markdown file content ...

CVE-2026-57170 Trestle SSTI in Jinja2 include tags allows arbitrary code execution (Incomplete fix of CVE-2026-46439)

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions prior to 3.12.4 and 4.0.0 through 4.0.3, the custom Jinja2 include tags mdsectioninclude and mdcleaninclude re-parse the content of an included Markdown file as Jinja2 template co...

CVE-2026-54757

Compliance-trestle Trestle is a Python SDK and command-line tool for managing OSCAL compliance documents. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, Trestle is vulnerable to server-side template injection that can lead to remote code execution. This occurs because the...

CVE-2026-52776 Trestle URLSecurityValidator SSRF allowlist bypass via IPv4-mapped IPv6 and 0.0.0.0

Compliance-trestle Trestle is a tooling platform for managing compliance as code. In versions before 3.12.4 and versions 4.0.0 through 4.0.3, the URLSecurityValidator that guards trestle's remote-fetch paths against server-side request forgery can be bypassed to reach loopback, link-local,...