python: Python: HTTP header injection via CR/LF in proxy tunnel headers

A flaw was found in Python. This vulnerability allows for the injection of extra information into HTTP communication. Specifically, the system does not properly prevent special characters carriage return and line feed from being included in HTTP client proxy tunnel headers or host fields...

python: Python: HTTP header injection via CR/LF in proxy tunnel headers

A flaw was found in Python. This vulnerability allows for the injection of extra information into HTTP communication. Specifically, the system does not properly prevent special characters carriage return and line feed from being included in HTTP client proxy tunnel headers or host fields...

CVE-2026-43968

A flaw was found in cowlib. An Improper Neutralization of CRLF Sequences Carriage Return Line Feed Injection vulnerability allows a remote attacker to inject bare carriage return characters into Server-Sent Events SSE fields. This enables event splitting and injection of arbitrary event types and...

CVE-2026-44515

A flaw was found in Nextcloud News. An authenticated attacker could exploit this by providing a malicious feed URL that points to internal or private network addresses. This action causes the Nextcloud server to perform server-side HTTP requests to attacker-controlled destinations without relayin...

CVE-2026-44586 SiYuan: Bazaar marketplace renders unescaped package author metadata, allowing XSS and Electron code execution

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

CVE-2026-44515

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

CVE-2026-44515 Nextcloud News: Authenticated blind SSRF via feed URL

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

CVE-2026-44515

CVE-2026-44515 : Nextcloud News is vulnerable to blind SSRF in versions prior to 28.3.0-beta.1. An authenticated user can add feeds by URL, including internal/private IPs or localhost, causing the server to perform server-side HTTP requests to attacker-controlled destinations without relaying res...

EUVD-2026-30333

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

CVE-2026-44515 Nextcloud News: Authenticated blind SSRF via feed URL

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

CVE-2026-44515

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

CVE-2026-44515 Nextcloud News: Authenticated blind SSRF via feed URL

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

dovecot: denial of service via specially crafted NOOP command

A flaw was found in dovecot. An unauthenticated and remote attacker can send a specially crafted "NOOP" command containing numerous open and close parentheses without a command-ending line feed, causing the server to allocate an excessive amount of memory, resulting in a denial of service...

Nextcloud News app 代码问题漏洞

The Nextcloud News app is an RSS/Atom news aggregator developed by Nextcloud as open source. Versions of the Nextcloud News app prior to 28.3.0-beta.1 contained code vulnerabilities. These vulnerabilities stemmed from the lack of verification of the feed URL provided by users, which could lead to...

PT-2026-40964

Nextcloud News is an RSS/Atom feed reader. Prior to 28.3.0-beta.1, Nextcloud News allows authenticated users to add feeds by providing a feed URL via the web interface or the API. In affected versions, an authenticated attacker could provide a URL pointing to internal/private IP ranges or...

PT-2026-41017

SiYuan is an open-source personal knowledge management system. From 2.1.12 to before 3.7.0. SiYuan's Bazaar marketplace renders package author metadata from the public bazaar stage feed into HTML without escaping. In the desktop app this becomes stored XSS, and because SiYuan's Electron windows a...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: git-lfs (UTSA-2026-021307)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021307 advisory. The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is us...

CVE-2026-42586

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, the Netty Redis codec encoder RedisEncoder writes user-controlled string content directly to the network output buffer without validating or sanitizing CRLF \r\n characters. Since the...

CVE-2026-42586 Netty: CRLF Injection in Netty Redis Codec Encoder

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, the Netty Redis codec encoder RedisEncoder writes user-controlled string content directly to the network output buffer without validating or sanitizing CRLF \r\n characters. Since the...

httpd: HTTP response splitting forwarding malicious status line

A flaw was found in httpd. When processing responses from an untrusted or compromised backend server, multiple modules fail to sanitize Carriage Return and Line Feed CRLF sequences in the HTTP status line. This issue leads to an HTTP response splitting attack...