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Document and suppress Trivy CVE-2026-32282 (unknown app/package) as accepted risk #636

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Merged
tomwillis608 merged 2 commits into from
Apr 18, 2026
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Document and suppress Trivy CVE-2026-32282 (unknown app/package) as accepted risk #636

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Initial plan
Copilot Apr 18, 2026
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Add CVE-2026-32282 trivyignore and threat model entries
Copilot Apr 18, 2026
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8 changes: 8 additions & 0 deletions .trivyignore
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Expand Up @@ -484,3 +484,11 @@ CVE-2026-33186
# Trivy may detect it in intermediate build layers before npm update executes.
# Acceptance date: 2026-04-08
CVE-2026-33671
# Accepted Risk: Unknown vulnerability in app container (CVE-2026-32282)
# Trivy detected CVE-2026-32282 but provided no specific package or version information.
# The affected component is listed as "app" with package "unknown" and version "unknown".
# No fixed version is currently available, so no direct patch can be applied.
# This may be a false positive or a newly published CVE with incomplete metadata.
# We will monitor NVD/Trivy updates and remove this ignore once actionable details exist.
# Acceptance date: 2026-04-18
CVE-2026-32282
29 changes: 29 additions & 0 deletions docs/threat_model.md
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Expand Up @@ -1698,6 +1698,35 @@ This section documents specific security findings that have been analyzed, triag
* [NVD CVE-2026-33671](https://nvd.nist.gov/vuln/detail/CVE-2026-33671)
* [picomatch npm package](https://www.npmjs.com/package/picomatch)

### CVE-2026-32282: Unknown Vulnerability in App Container

* **Component:** `app` (unknown package)
* **Scanner:** Trivy
* **Severity:** UNKNOWN
* **Status:** **Accepted Risk / Suppressed**
* **Analysis:**
* **The Vulnerability:** CVE-2026-32282 was detected by Trivy in the app container image, but no specific package or version information was provided. The affected component is listed as "app" with package "unknown" and version "unknown", so we cannot identify a concrete vulnerable dependency or code path.
* **The Fix:** No fixed version is available. Because no package attribution is provided, there is no direct upgrade target to apply.
* **Current Status (as of April 2026):** The repository already applies standard hardening controls in the Dockerfile:
* The base image is upgraded with `apt-get upgrade -y`
* NPM transitive dependencies are aggressively refreshed using `npm update --depth 99 --omit=dev --ignore-scripts`
* GitHub CLI is installed from verified release checksums
* **Why Trivy Detects It:** The detection may be:
* A false positive from generic signature matching without package attribution
* Incomplete CVE metadata in the vulnerability database
* Detection against intermediate build layers or stale scanner data
* **Risk Assessment:**
* **Likelihood:** Unknown. Without package details, exploitability in this action cannot be determined.

@sourcery-ai sourcery-ai Bot Apr 18, 2026

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suggestion (typo): Consider replacing "action" with "application" or "context" for clarity.

The current phrasing reads like a wording mistake and doesn’t match the surrounding text; consider aligning it with the rest of the risk assessment by referring to the application or context instead of the action.

Suggested change
* **Likelihood:** Unknown. Without package details, exploitability in this action cannot be determined.
* **Likelihood:** Unknown. Without package details, exploitability in this context cannot be determined.

* **Impact:** Unknown. Without a known affected package, scope and impact cannot be quantified.
* **Overall Risk:** Low-to-unknown but currently acceptable as a temporary exception because no actionable remediation path exists and baseline hardening controls are already in place.
* **Mitigation:** The vulnerability is temporarily accepted and suppressed via `.trivyignore` until actionable package metadata or a fixed version is published. We will:
* Monitor updates to CVE-2026-32282 in NVD/Trivy databases
* Re-run scans regularly and remove the suppression as soon as a concrete fix path is available
* Continue applying routine OS and dependency updates in container builds
* **Acceptance Date:** 2026-04-18
* **References:**
* [NVD CVE-2026-32282](https://nvd.nist.gov/vuln/detail/CVE-2026-32282)

### General Dependency Policy

* **OS Level:** The container is built on `node:24.13.1-trixie-slim` to ensure the underlying Debian packages are on the latest stable channel (Debian 13/Trixie), minimizing system-level CVEs. An explicit `apt-get upgrade -y` command is run during build to apply all available security patches for system packages.
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