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fix(web): prevent crash when User-Agent header is missing #1309

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Merged
brendan-kellam merged 2 commits into from
Jun 16, 2026
Merged

fix(web): prevent crash when User-Agent header is missing #1309

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cc77b9e
fix(web): prevent crash when User-Agent header is missing
brendan-kellam Jun 16, 2026
7ba1773
docs: add CHANGELOG entry for #1309
brendan-kellam Jun 16, 2026
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0

### Fixed
- Validated that `SOURCEBOT_ENCRYPTION_KEY` is exactly 32 characters at startup, failing fast with an actionable message instead of a runtime encryption error. [#1305](https://github.com/sourcebot-dev/sourcebot/pull/1305)
- Fixed the web UI crashing when anonymous access is enabled and a request omits the `User-Agent` header (e.g. proxy or health-check probes). [#1309](https://github.com/sourcebot-dev/sourcebot/pull/1309)

## [5.0.2] - 2026-06-11

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2 changes: 1 addition & 1 deletion packages/web/src/app/(app)/layout.tsx
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Expand Up @@ -148,7 +148,7 @@ export default async function Layout(props: LayoutProps) {
const headersList = await headers();
const cookieStore = await cookies()
const userAgent = headersList.get('user-agent');
const { isMobile } = getSelectorsByUserAgent(userAgent ?? '');
const { isMobile } = userAgent ? getSelectorsByUserAgent(userAgent) : { isMobile: false };

if (isMobile && !cookieStore.has(MOBILE_UNSUPPORTED_SPLASH_SCREEN_DISMISSED_COOKIE_NAME)) {
return (
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