CVE-2026-74869

stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sendin...

CVE-2026-74869 stoatchat before 0.15.0 Missing Authorization via Subscribe

stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sendin...

CVE-2026-74869 stoatchat before 0.15.0 Missing Authorization via Subscribe

stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sendin...

EUVD-2026-60088

stoatchat before 0.15.0 contains a missing authorization vulnerability in the Subscribe message handler that allows authenticated attackers to enumerate members and monitor profile updates of private servers without membership. Attackers can subscribe to any server's member-update topic by sendin...

CVE-2026-74869

StoatChat before version 0.15.0 has a missing-authorization flaw in the Subscribe message handler: authenticated users can send a Subscribe message with any arbitrary server ID and receive live UserUpdate events (display names, avatars, status) for members of private servers they are not part of....

CVE-2026-73058

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73059

stoatchat before 0.15.0 contains a permission bypass vulnerability in the messagefetch route that checks only ViewChannel permission instead of requiring ReadMessageHistory. Attackers with ViewChannel access but ReadMessageHistory denied can retrieve individual message content by ID, bypassing th...

CVE-2026-73059 stoatchat before 0.15.0 Permission Bypass via message_fetch

stoatchat before 0.15.0 contains a permission bypass vulnerability in the messagefetch route that checks only ViewChannel permission instead of requiring ReadMessageHistory. Attackers with ViewChannel access but ReadMessageHistory denied can retrieve individual message content by ID, bypassing th...

EUVD-2026-59945

stoatchat before 0.15.0 contains a permission bypass vulnerability in the messagefetch route that checks only ViewChannel permission instead of requiring ReadMessageHistory. Attackers with ViewChannel access but ReadMessageHistory denied can retrieve individual message content by ID, bypassing th...

CVE-2026-73059

stoatchat before 0.15.0 contains a permission bypass vulnerability in the messagefetch route that checks only ViewChannel permission instead of requiring ReadMessageHistory. Attackers with ViewChannel access but ReadMessageHistory denied can retrieve individual message content by ID, bypassing th...

CVE-2026-73059

Stoatchat before 0.15.0 contains a permission bypass in the message_fetch route that checks only ViewChannel instead of requiring ReadMessageHistory. Attackers with ViewChannel but without ReadMessageHistory can retrieve individual message content by ID, bypassing history restrictions on bulk rea...

CVE-2026-73059 stoatchat before 0.15.0 Permission Bypass via message_fetch

stoatchat before 0.15.0 contains a permission bypass vulnerability in the messagefetch route that checks only ViewChannel permission instead of requiring ReadMessageHistory. Attackers with ViewChannel access but ReadMessageHistory denied can retrieve individual message content by ID, bypassing th...

EUVD-2026-59944

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73058

Stoatchat before 0.15.0 is affected by an SSRF bypass: the IPv6 unspecified address (::) is not blocked, allowing unauthenticated attackers to access internal content via /proxy and /embed. The issue permits crafting IPv6 literal requests to reach loopback services; no exploitation details are pr...

CVE-2026-73058

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73057 stoatchat before 0.15.0 Uncapped SVG Rendering Denial of Service

stoatchat before 0.15.0 fails to validate SVG viewBox dimensions in the proxy endpoint, allowing attackers to cause denial of service by memory exhaustion. Attackers can host malicious SVGs with extremely large width and height values and trigger concurrent requests to exhaust available memory...

EUVD-2026-59943

stoatchat before 0.15.0 fails to validate SVG viewBox dimensions in the proxy endpoint, allowing attackers to cause denial of service by memory exhaustion. Attackers can host malicious SVGs with extremely large width and height values and trigger concurrent requests to exhaust available memory...

CVE-2026-73057 stoatchat before 0.15.0 Uncapped SVG Rendering Denial of Service

stoatchat before 0.15.0 fails to validate SVG viewBox dimensions in the proxy endpoint, allowing attackers to cause denial of service by memory exhaustion. Attackers can host malicious SVGs with extremely large width and height values and trigger concurrent requests to exhaust available memory...

CVE-2026-73058 stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address :: in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface a...

CVE-2026-73057

CVE-2026-73057 affects stoatchat before 0.15.0. The vulnerability is in the SVG rendering within the proxy endpoint, where viewBox dimensions are not validated. An attacker can host malicious SVGs with extremely large width/height values and trigger concurrent requests, causing memory exhaustion ...