Categories
CVE-2026-45774

Path Traversal in compliance-trestle (CVE-2026-45774)

Summary

Path traversal in compliance-trestle (CVE-2026-45774). Risk of unauthorized operations or information disclosure. Exploitable via trestle_root. Mitigation: upgrade to 3.12.2 or later.

Original description

The description as published by the source.

compliance-trestle is a tooling platform for managing compliance as code. Prior to versions 3.12.2 and 4.0.3, the compliance-trestle library's profile import mechanism resolves trestle:// URIs and relative file paths by joining them with trestle_root and calling .resolve(), but performs no boundary check to ensure the resolved path stays within the trestle workspace. An attacker can craft a malicious OSCAL profile YAML with imports[].href containing path traversal sequences to read arbitrary files from the server filesystem. Versions 3.12.3 and 4.0.3 patch the issue.

Source: GitHub Security Advisories (Global) NVD GitHub Advisory

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as CVE-2026-45774 has been found in compliance-trestle.
Attackers can target a specific entry point like trestle_root over the network to misuse the product.
Risk of unauthorized operations or information disclosure.
What to do: upgrade compliance-trestle to 3.12.2 or later.
If unsure, ask your IT team or search "compliance-trestle CVE-2026-45774" on the vendor's site.

CVE-2026-45774 (compliance-trestle) — CWE-22
Attack surface: trestle_root / TRESTLE_HREF_REGEX
Patched: 3.12.2 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

❓ What is the problem

Path traversal (CWE-22) exists in compliance-trestle. Attackers reach the vulnerable code path via trestle_root.

📍 Affected scope

Check the vendor advisory for the affected versions of compliance-trestle. Attack surface: trestle_root / TRESTLE_HREF_REGEX.

🔥 Severity

Severity: ?. Risk of unauthorized operations or information disclosure.

🔧 How to fix

Update to 3.12.2.

🛡️ Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

🔍 Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'compliance-trestle' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposure identify
    grep -r 'compliance-trestle' . | grep -v node_modules

    リポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で compliance-trestle を grep し、稼働しているサービス・バージョンを把握する。

  2. 2
    Apply patch patch
    Upgrade compliance-trestle to 3.12.2

    ステージング環境で 3.12.2 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。

  3. 3
    Post-deployment verification verify
    Confirm patched version is live in production

    パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

pip compliance-trestle
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.2"}]}]
PyPI compliance-trestle
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.12.2"}]}]

References

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