Server side request forgery (ssrf)

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to versions 2.6.12 and 2.7.0-rc.1 is vulnerable to Server-Side Request Forgery SSRF. This issue is a bypass of CVE-2023-33176. A patch in versions 2.6.12 and 2.7.0-rc.1 disabled follow redirect at httpclient.execute since the...

CVE-2023-43798

CVE-2023-43798 affects BigBlueButton prior to 2.6.12 and 2.7.0-rc.1, enabling Server-Side Request Forgery (SSRF) and bypassing CVE-2023-33176. The root cause is improper handling of redirects in the HTTP client during presentation URL download, which allowed unvalidated external URLs to be used i...

CVE-2023-43798 BigBlueButton Blind SSRF When Uploading Presentation (mitigation bypass)

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to versions 2.6.12 and 2.7.0-rc.1 is vulnerable to Server-Side Request Forgery SSRF. This issue is a bypass of CVE-2023-33176. A patch in versions 2.6.12 and 2.7.0-rc.1 disabled follow redirect at httpclient.execute since the...

CVE-2023-43797

BigBlueButton users could be exposed to stored XSS in the Guest Lobby prior to fixes. Affected versions are <2.6.11 and

CVE-2023-43797 BigBlueButton Stored Cross-site Scripting vulnerability at Guest Lobby

BigBlueButton is an open-source virtual classroom. Prior to versions 2.6.11 and 2.7.0-beta.3, Guest Lobby was vulnerable to cross-site scripting when users wait to enter the meeting due to inserting unsanitized messages to the element using unsafe innerHTML. Text sanitizing was added for lobby...

CVE-2023-43797 BigBlueButton Stored Cross-site Scripting vulnerability at Guest Lobby

BigBlueButton is an open-source virtual classroom. Prior to versions 2.6.11 and 2.7.0-beta.3, Guest Lobby was vulnerable to cross-site scripting when users wait to enter the meeting due to inserting unsanitized messages to the element using unsafe innerHTML. Text sanitizing was added for lobby...

CVE-2023-42804

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions txt, swf...

CVE-2023-42803

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures...

Path traversal

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions txt, swf...

CVE-2023-42804 BigBlueButton Path Traversal – Reading Certain File Extensions

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions txt, swf...

CVE-2023-42804 BigBlueButton Path Traversal – Reading Certain File Extensions

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.1 has a path traversal vulnerability that allows an attacker with a valid starting folder path, to traverse and read other files without authentication, assuming the files have certain extensions txt, swf...

CVE-2023-42803 BigBlueButton Unrestricted File Upload vulnerability

BigBlueButton is an open-source virtual classroom. BigBlueButton prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload, where the insertDocument API call does not validate the given file extension before saving the file, and does not remove it in case of validation failures...

CVE-2023-42803

BigBlueButton (open-source virtual classroom) prior to version 2.6.0-beta.2 is vulnerable to unrestricted file upload via the insertDocument API, which does not validate the file extension before saving and does not remove the file on validation failures. The issue is addressed in version 2.6.0-b...

CVE-2023-34477 Extension - braincert.com - SQLi in Virtual Classroom component for Joomla <= 1.6.0

Improper Neutralization of Special Elements used in an SQL Command 'SQL Injection' vulnerability allows SQL Injection...

CVE-2023-34477 Extension - braincert.com - SQLi in Virtual Classroom component for Joomla <= 1.6.0

Improper Neutralization of Special Elements used in an SQL Command 'SQL Injection' vulnerability allows SQL Injection...

Online Virtual Classroom SQL Injection Vulnerability in Joomla!

Joomla! is a set of forum components used in the Joomla! content management system. A security vulnerability exists in Joomla! Online Virtual Classroom that stems from improper neutralization of special elements, which can lead to SQL injection...

Virtual Classroom, , SQL Injection

Developer release blog https://blog.braincert.com/virtual-classroom-security-release-elevate-your-online-learning-on-wordpress-and-joomla/...

Ransomware And Zoom-Bombing: Cyberattacks Disrupt Back-to-School Plans

UPDATE A slew of ransomware attacks and other cyberthreats have plagued back-to-school plans — as if dealing with the pandemic weren’t stressful enough for administrators. Just this week, attacks in Hartford, Conn. and Clark County, Nev. forced public schools to postpone the first day of school, ...