CVE-2026-72730

Discourse stores a chat-transcript username as HTML in the Rich Text Editor, enabling stored XSS for versions prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0. Fixed in those listed versions. CVSS 3.1 base score 8.7 (NETWORK, LOW complexity, LOW privileges, USER interaction required). No explo...

CVE-2026-72730 Discourse: Stored XSS chat-transcript username unescaped in Rich Text Editor

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

EUVD-2026-55670

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-72730 Discourse: Stored XSS chat-transcript username unescaped in Rich Text Editor

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-72730 Discourse: Stored XSS chat-transcript username unescaped in Rich Text Editor

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, the Rich Text Editor rendered a chat-transcript username as HTML, allowing stored cross-site scripting. This issue is fixed in versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0...

CVE-2026-72724 Discourse: Private Chat Threat Message Disclosure via Chat Onebox Channel/Threat ID Mismatch

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/oneboxhandler.rb resolves Chat::Thread by route threadid independently of the route channelid before checking whether the user can preview the selected chat channel. An...

CVE-2026-72724

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/oneboxhandler.rb resolves Chat::Thread by route threadid independently of the route channelid before checking whether the user can preview the selected chat channel. An...

CVE-2026-72724 Discourse: Private Chat Threat Message Disclosure via Chat Onebox Channel/Threat ID Mismatch

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/oneboxhandler.rb resolves Chat::Thread by route threadid independently of the route channelid before checking whether the user can preview the selected chat channel. An...

CVE-2026-72724

Discourse vulnerability CVE-2026-72724 affects the chat onebox flow. Prior to versions 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/onebox_handler.rb resolves Chat::Thread by route thread_id independently of the route channel_id before verifying preview permissions, allowing ...

EUVD-2026-55663

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, plugins/chat/lib/chat/oneboxhandler.rb resolves Chat::Thread by route threadid independently of the route channelid before checking whether the user can preview the selected chat channel. An...

CVE-2026-63105

ReadyEcommerce before 4.5.2 contains a stored cross-site scripting XSS vulnerability that allows authenticated customers to inject malicious HTML payloads through the chat and support ticket messaging systems by exploiting unsanitized rendering via the v-html directive in Messages.vue,...

CVE-2026-63105

ReadyEcommerce

CVE-2026-63105

ReadyEcommerce before 4.5.2 contains a stored cross-site scripting XSS vulnerability that allows authenticated customers to inject malicious HTML payloads through the chat and support ticket messaging systems by exploiting unsanitized rendering via the v-html directive in Messages.vue,...

CVE-2026-63105 ReadyEcommerce < 4.5.2 Stored XSS via Chat and Support Ticket Systems

ReadyEcommerce before 4.5.2 contains a stored cross-site scripting XSS vulnerability that allows authenticated customers to inject malicious HTML payloads through the chat and support ticket messaging systems by exploiting unsanitized rendering via the v-html directive in Messages.vue,...

CVE-2026-63105 ReadyEcommerce < 4.5.2 Stored XSS via Chat and Support Ticket Systems

ReadyEcommerce before 4.5.2 contains a stored cross-site scripting XSS vulnerability that allows authenticated customers to inject malicious HTML payloads through the chat and support ticket messaging systems by exploiting unsanitized rendering via the v-html directive in Messages.vue,...

EUVD-2026-55628

ReadyEcommerce before 4.5.2 contains a stored cross-site scripting XSS vulnerability that allows authenticated customers to inject malicious HTML payloads through the chat and support ticket messaging systems by exploiting unsanitized rendering via the v-html directive in Messages.vue,...

CVE-2026-72594

A stored cross-site scripting XSS vulnerability in lobehub/lobe-chat through v2.2.13 allows a low-privileged authenticated user to inject arbitrary JavaScript into the application by uploading a crafted SVG file as a user avatar...

Open WebUI: Users denied the image-generation permission can still generate images via chat completions

SummaryAn authenticated user whose features.imagegeneration permission has been revoked can still make the server generate images by sending the feature flag in a chat-completion request. The chat pipeline took the client-supplied features object at face value and never re-checked the permission...

PYSEC-2026-3646 Open WebUI: Users denied the image-generation permission can still generate images via chat completions

Summary An authenticated user whose features.imagegeneration permission has been revoked can still make the server generate images by sending the feature flag in a chat-completion request. The chat pipeline took the client-supplied features object at face value and never re-checked the permission...

PYSEC-2026-3640 Open WebUI: Any authenticated user can cancel another user's chat generation via the chat delete endpoint

Summary DELETE /api/v1/chats/id cancelled a chat's in-flight tasks before it checked whether the caller was allowed to delete that chat. Any authenticated user who knew another user's chat id could therefore abort that user's running model response, title generation or tag generation. The deletio...