diegosouzapw/OmniRoute · error

[PII] Blocked response due to PII detection

Error message

[PII] Blocked response due to PII detection

What it means

Error "[PII] Blocked response due to PII detection" thrown in diegosouzapw/OmniRoute.

Source

Thrown at src/lib/piiSanitizer.ts:239

      pattern: name,
      count,
      severity: patternDef?.severity || "medium",
    });
  }

  if (detections.length > 0) {
    if (mode === "warn") {
      console.warn(
        `[PII] Detected PII in response: ${detections.map((d) => `${d.pattern}(${d.count})`).join(", ")}`
      );
    } else if (mode === "block") {
      // Log the matched pattern types server-side, but never put them in the
      // thrown message — it can surface to the client via controller.error
      // (Hard Rule #12: no internal detail in response/stream errors).
      console.warn(
        `[PII] Blocked response due to PII detection: ${detections.map((d) => d.pattern).join(", ")}`
      );
      throw new Error("[PII] Blocked response due to PII detection");
    }
  }

  let sanitized = text;
  if (mode === "redact" && ranges.length > 0) {
    // Sort ranges from right to left to avoid shifting offsets
    ranges.sort((a, b) => b.start - a.start);

    // Merge overlapping or adjacent ranges
    const mergedRanges: typeof ranges = [];
    for (const r of ranges) {
      if (mergedRanges.length === 0) {
        mergedRanges.push(r);
      } else {
        const last = mergedRanges[mergedRanges.length - 1];
        if (r.end >= last.start) {
          last.start = Math.min(r.start, last.start);
          last.end = Math.max(r.end, last.end);

View on GitHub (pinned to a179ffed5b)

When it happens

Trigger: Thrown at src/lib/piiSanitizer.ts:239 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of diegosouzapw/OmniRoute@a179ffed5b (2026-08-25). Data as JSON: /api/errors/7b140e11e18219aa. Report an issue: GitHub.