CVE-2026-36228

CVE-2026-36228: Easy Chat Server 3.1 Chat Message mtowho Denial of Service PoC This repository contains a benign-by-default proof of concept for CVE-2026-36228, a denial-of-service issue in Easy Chat Server 3.1 chat message handling. This repository is for authorized security research and local...

CVE-2026-87764 BuddyPress Instant Chat <= 1.6 - Unauthenticated Stored XSS via Chat Message

The BuddyPress Instant Chat WordPress plugin through 1.6 does not check that the sender of a chat message belongs to the conversation it is being added to, nor does it escape message content before outputting it back, allowing unauthenticated users to store arbitrary web scripts that will execute...

CVE-2026-87764

The BuddyPress Instant Chat WordPress plugin (versions through 1.6 ) is vulnerable to Stored Cross-Site Scripting (XSS) . The root cause is a failure to verify if a chat message sender belongs to the intended conversation, combined with a lack of output encoding for message content. This allows u...

BIT-DISCOURSE-2026-91121 Discourse: Chat upload filenames rendered as raw HTML in excerpts

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

PT-2026-105078

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

CVE-2026-100605

Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read cha...

EUVD-2026-87700

Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read cha...

CVE-2026-100605 Flowise through 3.1.4 Missing Authorization via Chat Message Routes

Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read cha...

PT-2026-99276

Name of the Vulnerable Software and Affected Versions Flowise versions prior to 3.1.5 Description Missing route-level Role-Based Access Control RBAC checks on chat message endpoints allow users with low-privileged API keys to read and delete chat history. This issue enables attackers to access GE...

CVE-2026-100605: Missing Authorization

Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read cha...

CVE-2026-97723

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

CVE-2026-97723

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

EUVD-2026-86499

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

CVE-2026-97723

The madpsy ka9q_ubersdr software, in versions before 0.1.58 , is susceptible to a stored cross-site scripting (XSS) vulnerability within the chat message rendering functionality. The root cause is the insufficient neutralization of user-controlled URLs before they are converted into HTML links. S...

CVE-2026-97723

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

CVE-2026-97723

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

CVE-2026-97723: Improper Neutralization of Input During Web Page Generation

madpsy ka9qubersdr before 0.1.58 has a stored cross-site scripting XSS vulnerability in the chat message rendering functionality. User-controlled URLs in chat messages were insufficiently neutralized before being converted into HTML links. Quotation characters could break out of the generated hre...

PT-2026-98343

Name of the Vulnerable Software and Affected Versions madpsy ka9q ubersdr versions prior to 0.1.58 Description A stored cross-site scripting XSS issue exists in the chat message rendering functionality. User-controlled URLs in chat messages are insufficiently neutralized before being converted in...

CVE-2026-91121

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...

EUVD-2026-86306

Discourse is an open-source discussion platform. Prior to 2026.1.8, 2026.6.3, 2026.7.2, and 2026.8.0, attacker-controlled upload filenames used in chat message excerpts were rendered as unescaped HTML. A user able to upload a file and send chat content could place markup in a filename that was th...