PT-2026-33877

Name of the Vulnerable Software and Affected Versions Signal K Server versions prior to 2.25.0 Description An unauthenticated Regular Expression Denial of Service ReDoS exists within the WebSocket subscription handling logic. By injecting unescaped regex metacharacters into the context parameter ...

DEBIAN-CVE-2026-5928

Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...

CVE-2026-5928 Potential buffer under-read in ungetwc

Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' via the internal stream buffers SmtpStream, ImapStream, and Pop3Stream not being flushed during the STARTTLS upgrade process. An attacker c...

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Overview Affected versions of this package are vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component 'Injection' via the internal stream buffers SmtpStream, ImapStream, and Pop3Stream not being flushed during the STARTTLS upgrade process. An attacker c...

MailKit has STARTTLS Response Injection via unflushed stream buffer that enables SASL mechanism downgrade

Summary A STARTTLS Response Injection vulnerability in MailKit allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust boundary, enabling SASL authentication mechanism downgrade e.g., forcing PLAIN instead of SCRAM-SHA-256. The internal read...

PT-2026-34565

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.10.2 Description A flaw in the pure-python PDF library allows an attacker to craft a PDF that leads to RAM exhaustion. This occurs when accessing a stream compressed using '/FlateDecode' with a /Predictor unequal to 1...

pypdf has long runtimes for wrong size values in cross-reference and object streams

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires cross-reference streams with wrong large /Size values or object streams with wrong large /N values. Patches This has been fixed in pypdf==6.10.1. Workarounds If you cannot upgrade yet,...

golang: net/http, x/net/http2: rapid stream resets can cause excessive work (CVE-2023-44487)

A flaw was found in handling multiplexed streams in the HTTP/2 protocol. A client can repeatedly make a request for a new multiplex stream and immediately send an RSTSTREAM frame to cancel it. This creates extra work for the server setting up and tearing down the streams while not hitting any...

PT-2026-34562

Name of the Vulnerable Software and Affected Versions pypdf versions prior to 6.10.1 Description A flaw in the pure-python PDF library allows an attacker to craft a PDF that results in long runtimes. This is achieved by using cross-reference streams with incorrect large /Size values or object...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the AdminService/StreamWorkflowReplicationMessages endpoint. An attacker can access replication streams and exfiltrate data by connecting to the frontend gRPC server without providing...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the AdminService/StreamWorkflowReplicationMessages endpoint. An attacker can access replication streams and exfiltrate data by connecting to the frontend gRPC server without providing...

Temporal 安全漏洞

Temporal is an open-source persistence execution platform developed by temporal.io. There is a security vulnerability in temporal, which stems from the fact that the streaming interceptor chain of the frontend gRPC server does not include an authorization interceptor. As a result, when configurin...

CVE-2026-35208

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is...

CVE-2026-35208

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is...

EUVD-2026-19476

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is...

CVE-2026-35208 lichess.org has an Unsanitized Stream Title Injection on /streamer

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is...

CVE-2026-35208

CVE-2026-35208 affects lichess.org: an Unsanitized Stream Title Injection occurs in the streamer workflow where approved streamers can inject HTML into the /streamer page and the Live streams widget by providing a title, which is rendered in the UI as-is. CSP blocks inline scripts, but the vulner...

CVE-2026-25742

Zulip is an open-source team collaboration tool. Prior to version 11.6, Zulip is an open-source team collaboration tool. From version 1.4.0 to before version 11.6, even after spectator access enablespectatoraccess / WEBPUBLICSTREAMSENABLED is disabled, attachments originating from web-public...

PT-2026-30726

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is...