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...

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...

CVE-2026-25742

Zulip CVE-2026-25742 affects versions before 11.6. Before 11.6, even with spectator access disabled (enable_spectator_access / WEB_PUBLIC_STREAMS_ENABLED), attachments from web-public streams could be retrieved anonymously, and the endpoint /users/me//topics remained reachable to expose topic his...

EUVD-2026-18835

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...

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...

CVE-2026-25742 Zulip: Anonymous File Access After Disabling Spectator Access

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...

CVE-2026-25742 Zulip: Anonymous File Access After Disabling Spectator Access

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-2026-30211

Name of the Vulnerable Software and Affected Versions Zulip versions 1.4.0 through 11.5 Description An issue exists where attachments from web-public streams remain accessible anonymously even after spectator access is disabled via enable spectator access or WEB PUBLIC STREAMS ENABLED...

Zulip 安全漏洞

Zulip is a powerful open-source chat application developed by the American company Zulip. It combines the immediacy of real-time conversations with the productivity benefits of threaded dialogue. Versions of Zulip from 1.4.0 to 11.6 contained security vulnerabilities. These vulnerabilities occurr...