diff --git a/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.test.tsx b/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.test.tsx
new file mode 100644
index 00000000000..df15ba89029
--- /dev/null
+++ b/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.test.tsx
@@ -0,0 +1,42 @@
+// @vitest-environment happy-dom
+import { cleanup, render, screen } from '@testing-library/react'
+import { afterEach, expect, it } from 'vitest'
+import type { AiVaultListResult, AiVaultSession } from '../../../../shared/ai-vault-types'
+import { AiVaultScanIssueBanners } from './AiVaultScanIssueBanners'
+
+afterEach(() => {
+  cleanup()
+})
+
+it('keeps many partial-read notices in a bounded scroll area above the session list', () => {
+  const notices = Array.from({ length: 40 }, (_, index) => ({
+    executionHostId: 'ssh:box' as const,
+    agent: 'codex' as const,
+    kind: 'notice' as const,
+    path: `/home/u/.codex/sessions/rollout-${index}.jsonl`,
+    message: `Skipped 1 oversized transcript record over the 10.0 MiB limit (12.0 MiB at byte ${index}). The rest of the session was read.`
+  }))
+  const scanResult: AiVaultListResult = {
+    // oxlint-disable-next-line typescript/consistent-type-assertions -- SAFETY: banners only read the session count.
+    sessions: [{} as AiVaultSession],
+    issues: [...notices, { agent: 'codex', path: '/broken.jsonl', message: 'Unreadable' }],
+    scannedAt: '2026-10-15T00:00:00.000Z'
+  }
+
+  render(<AiVaultScanIssueBanners scanResult={scanResult} />)
+
+  const region = screen.getByTestId('ai-vault-scan-notices')
+  expect(region.className).toContain('max-h-24')
+  expect(region.className).toContain('overflow-y-auto')
+  expect(region.children).toHaveLength(42)
+  expect(region.textContent).toContain('1 transcript skipped')
+})
+
+it('renders no notice area for a clean scan', () => {
+  render(
+    <AiVaultScanIssueBanners
+      scanResult={{ sessions: [], issues: [], scannedAt: '2026-10-15T00:00:00.000Z' }}
+    />
+  )
+  expect(screen.queryByTestId('ai-vault-scan-notices')).toBeNull()
+})
diff --git a/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.tsx b/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.tsx
index 46171da9cb8..93c76e0437b 100644
--- a/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.tsx
+++ b/src/renderer/src/components/right-sidebar/AiVaultScanIssueBanners.tsx
@@ -18,6 +18,10 @@ export function AiVaultScanIssueBanners({
   const blocking = blockingAiVaultScanIssue(scanResult)
   const skippedTranscriptCount = skippedAiVaultTranscriptCount(scanResult)
 
+  const notices = aiVaultScanNoticeIssues(scanResult)
+  const reasons = skippedAiVaultTranscriptReasons(scanResult)
+  const hasNoticeRows = notices.length > 0 || skippedTranscriptCount > 0 || reasons.length > 0
+
   return (
     <>
       {blocking ? (
@@ -25,35 +29,43 @@ export function AiVaultScanIssueBanners({
           {blocking.message}
         </div>
       ) : null}
-      {aiVaultScanNoticeIssues(scanResult).map((issue) => (
+      {hasNoticeRows ? (
+        // Why bounded: one notice per partly-read session can outgrow the panel and hide the list.
         <div
-          // Message is part of the key: one host can report several distinct
-          // messages for the same path, and a colliding key drops those rows.
-          key={`${issue.executionHostId ?? 'local'}:${issue.kind}:${issue.agent}:${issue.path}:${issue.message}`}
-          className={`border-b border-sidebar-border px-3 py-1.5 text-[11px] ${
-            issue.kind === 'host' ? 'text-destructive' : 'text-muted-foreground'
-          }`}
+          data-testid="ai-vault-scan-notices"
+          className="scrollbar-sleek max-h-24 shrink-0 overflow-y-auto"
         >
-          {issue.message}
-        </div>
-      ))}
-      {skippedTranscriptCount > 0 ? (
-        <div className="border-b border-sidebar-border px-3 py-1.5 text-[11px] text-muted-foreground">
-          {translate(
-            'auto.components.right.sidebar.AiVaultPanel.transcriptsSkipped',
-            '{{count}} transcript skipped',
-            { count: skippedTranscriptCount }
-          )}
+          {notices.map((issue) => (
+            <div
+              // Message is part of the key: one host can report several distinct
+              // messages for the same path, and a colliding key drops those rows.
+              key={`${issue.executionHostId ?? 'local'}:${issue.kind}:${issue.agent}:${issue.path}:${issue.message}`}
+              className={`border-b border-sidebar-border px-3 py-1.5 text-[11px] ${
+                issue.kind === 'host' ? 'text-destructive' : 'text-muted-foreground'
+              }`}
+            >
+              {issue.message}
+            </div>
+          ))}
+          {skippedTranscriptCount > 0 ? (
+            <div className="border-b border-sidebar-border px-3 py-1.5 text-[11px] text-muted-foreground">
+              {translate(
+                'auto.components.right.sidebar.AiVaultPanel.transcriptsSkipped',
+                '{{count}} transcript skipped',
+                { count: skippedTranscriptCount }
+              )}
+            </div>
+          ) : null}
+          {reasons.map((reason) => (
+            <div
+              key={reason}
+              className="border-b border-sidebar-border px-3 py-1.5 text-[11px] text-muted-foreground"
+            >
+              {reason}
+            </div>
+          ))}
         </div>
       ) : null}
-      {skippedAiVaultTranscriptReasons(scanResult).map((reason) => (
-        <div
-          key={reason}
-          className="border-b border-sidebar-border px-3 py-1.5 text-[11px] text-muted-foreground"
-        >
-          {reason}
-        </div>
-      ))}
     </>
   )
 }