CVE-2026-34767 Electron: HTTP Response Header Injection in custom protocol handlers and webRequest

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.3, 40.8.3, and 41.0.3, apps that register custom protocol handlers via protocol.handle / protocol.registerSchemesAsPrivileged or modify response headers via...

CVE-2026-34715

ewe is a Gleam web server. Prior to version 3.0.6, the encodeheaders function in src/ewe/internal/encoder.gleam directly interpolates response header keys and values into raw HTTP bytes without validating or stripping CRLF \r\n sequences. An application that passes user-controlled data into...

HTTP Response Splitting

Overview electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to HTTP Response Splitting via the protocol.handle, protocol.registerSchemesAsPrivileged, or webRequest.onHeadersReceived...

PT-2026-29997

Name of the Vulnerable Software and Affected Versions Electron versions prior to 38.8.6, 39.8.3, 40.8.3, and 41.0.3 Description Applications using Electron that register custom protocol handlers via protocol.handle / protocol.registerSchemesAsPrivileged or modify response headers via...

CVE-2026-34715

ewe is a Gleam web server. Prior to version 3.0.6, the encodeheaders function in src/ewe/internal/encoder.gleam directly interpolates response header keys and values into raw HTTP bytes without validating or stripping CRLF \r\n sequences. An application that passes user-controlled data into...

GHSA-63HF-3VF5-4WQF AIOHTTP's C parser (llhttp) accepts null bytes and control characters in response header values - header injection/security bypass

Summary The C parser the default for most installs accepted null bytes and control characters in request headers. Impact An attacker could send header values that are interpreted differently than expected due to the presence of control characters. For example, request.url.origin may return a...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

DEBIAN-CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520 AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520 AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

CVE-2026-34520 AIOHTTP: C parser (llhttp) accepts null bytes and control characters in response header values - header injection / security bypass

AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to version 3.13.4, the C parser the default for most installs accepted null bytes and control characters in response headers. This issue has been patched in version 3.13.4...

Sensitive Information Exposure

Nginx UI is vulnerable to Sensitive Information Exposure. The vulnerability is due to missing authentication on the /api/backup endpoint and exposure of decryption keys in the response header, which allows an attacker to download and decrypt sensitive backup data...

CVE-2026-22732

A flaw was found in Spring Security. When applications using Spring Security specify HTTP response headers for servlet applications, these headers may not be written. This can lead to a bypass of security policies or information disclosure, potentially allowing an attacker to gain unauthorized...

EUVD-2026-13347

When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility that the HTTP Headers will not be written. This issue affects Spring Security: from 5.7.0 through 5.7.21, from 5.8.0 through 5.8.23, from 6.3.0 through 6.3.14, from 6.4.0...

CVE-2026-22732

When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility that the HTTP Headers will not be written. This issue affects Spring Security Servlet applications using lazy default writing of HTTP Headers: : from 5.7.0 through 5.7.21, from...

PT-2026-26435

Name of the Vulnerable Software and Affected Versions Spring Security versions 5.7.0 through 5.7.21 Spring Security versions 5.8.0 through 5.8.23 Spring Security versions 6.3.0 through 6.3.14 Spring Security versions 6.4.0 through 6.4.14 Spring Security versions 6.5.0 through 6.5.8 Spring Securit...