Microsoft Teams Has Become a Haven for Scammers in China

Fraudsters are exploiting enterprise chat apps like Teams and Webex to trick Chinese victims into transferring large sums of money, fueling a wave of complaints...

CVE-2026-58616

CVE-2026-58616 is a race condition (improper synchronization of a shared resource) in Copilot Chat within Microsoft Edge , rated CVSS 4.4 (Medium) . An authorized attacker with low privileges can trigger a network-based information disclosure , requiring user interaction and exhibiting changed sc...

EUVD-2026-67847

Concurrent execution using shared resource with improper synchronization 'race condition' in Copilot Chat Microsoft Edge allows an authorized attacker to disclose information over a network...

CVE-2026-58616 Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

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CVE-2026-58616 Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

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EUVD-2026-67815

Quivr versions through 0.0.322 fail to validate chat ownership in the GET /chat/chatid/history, DELETE /chat/chatid, and POST /chat/chatid/question/answer endpoints. Authenticated attackers can read other users' conversation histories including private knowledge base content, delete arbitrary...

CVE-2026-82284 Quivr Chat Endpoints Missing Ownership Validation

Quivr versions through 0.0.322 fail to validate chat ownership in the GET /chat/chatid/history, DELETE /chat/chatid, and POST /chat/chatid/question/answer endpoints. Authenticated attackers can read other users' conversation histories including private knowledge base content, delete arbitrary...

CVE-2026-82284

Quivr versions through 0.0.322 contain a missing ownership validation flaw in three chat API endpoints: GET /chat/{chat_id}/history, DELETE /chat/{chat_id}, and POST /chat/{chat_id}/question/answer. An authenticated attacker can leverage this to read other users' conversation histories (including...

CVE-2026-82284 Quivr Chat Endpoints Missing Ownership Validation

Quivr versions through 0.0.322 fail to validate chat ownership in the GET /chat/chatid/history, DELETE /chat/chatid, and POST /chat/chatid/question/answer endpoints. Authenticated attackers can read other users' conversation histories including private knowledge base content, delete arbitrary...

CVE-2026-82284

Quivr versions through 0.0.322 fail to validate chat ownership in the GET /chat/chatid/history, DELETE /chat/chatid, and POST /chat/chatid/question/answer endpoints. Authenticated attackers can read other users' conversation histories including private knowledge base content, delete arbitrary...

CVE-2026-82284 Quivr Chat Endpoints Missing Ownership Validation

Quivr versions through 0.0.322 fail to validate chat ownership in the GET /chat/chatid/history, DELETE /chat/chatid, and POST /chat/chatid/question/answer endpoints. Authenticated attackers can read other users' conversation histories including private knowledge base content, delete arbitrary...

EUVD-2026-67812

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281 Kotaemon Missing Ownership Check in Conversation Functions

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

CVE-2026-82281

Kotaemon through 0.12.0 fails to properly validate conversation ownership in selectconv, deleteconv, renameconv, and onsetpublicconversation functions in control.py. Attackers can read other users' chat histories, delete conversations, or rename conversations by supplying arbitrary conversation...

Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability

Concurrent execution using shared resource with improper synchronization 'race condition' in Copilot Chat Microsoft Edge allows an authorized attacker to disclose information over a network...

CVE-2026-9548

An improper neutralization of input during web page generation 'Cross-site Scripting' vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write restricted files and conduct limited denial-of-service attacks...

CVE-2026-9491

A server-ide request forgery SSRF vulnerability in webhook in Synology Chat Server before 2.4.5-22148 allows remote authenticated users to obtain non-sensitive information...

CVE-2026-40541

An improper neutralization of input during web page generation 'Cross-site Scripting' vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write arbitrary files and conduct denial-of-service attacks in DSM...

CVE-2026-9548

Synology Chat Server versions prior to 2.4.5-22148 are affected by a Cross-Site Scripting (XSS) vulnerability in the extract domain function, caused by improper neutralization of input during web page generation. A remote authenticated user with low privileges can exploit this via a UI interactio...

CVE-2026-9548

An improper neutralization of input during web page generation 'Cross-site Scripting' vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write restricted files and conduct limited denial-of-service attacks...