Blind SSRF When Inserting a Presentation

Description BigBlueButton was found that it allows for URLs provided by the clients to be directly invoked, without checking the validity of the URL. An attacker will be able to request to services on the local host, and even utilize a FILE URL although an exception happens due to an incorrect ca...

CVE-2020-27601

In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js...

CVE-2020-27602

BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken...

CVE-2020-27602

BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken...

CVE-2020-27601

In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js...

Design/Logic Flaw

In BigBlueButton before 2.2.7, lockSettingsProps.disablePrivateChat does not apply to already opened chats. This occurs in bigbluebutton-html5/imports/ui/components/chat/service.js...

Code injection

BigBlueButton before 2.2.7 does not have a protection mechanism for separator injection in meetingId, userId, and authToken...

BigBlueButton 安全漏洞

BigBlueButton is an open source web conferencing system from the BigBlueButton community. A security vulnerability exists in BigBlueButton versions prior to 2.2.7, which stems from the fact that lockSettingsProps.disablePrivateChat does not apply to chats that are already open...

BigBlueButton 注入漏洞

BigBlueButton is an open source web conferencing system from the BigBlueButton community. A security vulnerability exists in BigBlueButton versions prior to 2.2.7, which stems from an unprotected mechanism for delimiter injection in meetingId, userId, and authToken...

The instability of the BigBlueButton server interface’s greenlight feature, related to the incorrect session duration, allows a violator to increase their privileges.

The vulnerability of the BigBlueButton greenlight server interface is related to an incorrect session duration. Exploiting this vulnerability could allow a malicious actor to increase their privileges remotely...

BigBlueButton 2.3 / 2.4.7 Cross Site Scripting

CVE-2022-31064 - Stored Cross-Site Scripting in BigBlueButton. ========================= Exploit Title: Stored Cross-Site Scripting XSS in BigBlueButton Product: BigBlueButton Vendor: BigBlueButton Vulnerable Versions: 2.3, IV. References -----------------...

BigBlueButton 2.3 / 2.4.7 Cross Site Scripting Vulnerability

CVE-2022-31064 - Stored Cross-Site Scripting in BigBlueButton. ========================= Exploit Title: Stored Cross-Site Scripting XSS in BigBlueButton Product: BigBlueButton Vendor: BigBlueButton Vulnerable Versions: 2.3, IV. References ------------------------- Security advisory...

BigBlueButton Cross-Site Scripting Vulnerability (CNVD-2022-58952)

BigBlueButton is an open source Web conferencing system from the BigBlueButton community.A cross-site scripting vulnerability exists in versions prior to BigBlueButton 2.4.8 and prior to 2.5.0, which stems from users in private chat-enabled meetings being vulnerable to malicious JavaScript attack...

BigBlueButton has an unspecified vulnerability (CNVD-2022-82634)

BigBlueButton is an open source Web conferencing system from the BigBlueButton community. BigBlueButton Greenlight has a security vulnerability that could be exploited by an attacker to view the settings of any room...

BigBlueButton Cross-Site Scripting Vulnerability (CNVD-2022-65311)

BigBlueButton is a Web conferencing system. versions prior to BigBlueButton 2.4.8 and prior to 2.5.0 have a cross-site scripting vulnerability that stems from the fact that users in private chat-enabled conferences are vulnerable to cross-site scripting attacks. An attacker could exploit the...

BigBlueButton Cross-Site Scripting Vulnerability (CNVD-2022-62183)

BigBlueButton is BigBlueButton community of a set of open source Web conferencing system . A cross-site scripting vulnerability exists in BigBlueButton v2.4.7 and earlier versions, which stems from a lack of checksum filtering of user-supplied and output data in the chat feature. An attacker can...

CVE-2022-31039

Greenlight is a simple front-end interface for your BigBlueButton server. In affected versions an attacker can view any room's settings even though they are not authorized to do so. Only the room owner and administrator should be able to view a room's settings. This issue has been patched in...

CVE-2022-31064

BigBlueButton is an open source web conferencing system. Users in meetings with private chat enabled are vulnerable to a cross site scripting attack in affected versions. The attack occurs when the attacker with xss in the name starts a chat. in the victim's client the JavaScript will be executed...

CVE-2022-31065

BigBlueButton is an open source web conferencing system. In affected versions an attacker can embed malicious JS in their username and have it executed on the victim's client. When a user receives a private chat from the attacker whose username contains malicious JavaScript, the script gets...

Design/Logic Flaw

Greenlight is a simple front-end interface for your BigBlueButton server. In affected versions an attacker can view any room's settings even though they are not authorized to do so. Only the room owner and administrator should be able to view a room's settings. This issue has been patched in...