Zulip server authorization issue vulnerability

Zulip server is an open source team chat application from the American company Zulip. An authorization issue vulnerability exists in the new user registration process in Zulip server version 1.7.0 and later versions, which can be exploited by an attacker to gain full access to a user's account...

CVE-2019-18933

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication e.g., GitHub or Google SSO in an organization that also allows password authentication could have their personal API key stolen by an...

CVE-2019-18933

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication e.g., GitHub or Google SSO in an organization that also allows password authentication could have their personal API key stolen by an...

Authentication flaw

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication e.g., GitHub or Google SSO in an organization that also allows password authentication could have their personal API key stolen by an...

CVE-2019-18933

In Zulip Server versions from 1.7.0 to before 2.0.7, a bug in the new user signup process meant that users who registered their account using social authentication e.g., GitHub or Google SSO in an organization that also allows password authentication could have their personal API key stolen by an...

Zulip server cross-site scripting vulnerability (CNVD-2021-10499)

Zulip server is an open source team chat application from the American company Zulip. A cross-site scripting vulnerability exists in Zulip server versions prior to 2.0.5. The vulnerability stems from the WEB application's lack of proper validation of client-side data. An attacker can exploit this...

CVE-2019-16216

Zulip server before 2.0.5 incompletely validated the MIME types of uploaded files. A user who is logged into the server could upload files of certain types to mount a stored cross-site scripting attack on other logged-in users. On a Zulip server using the default local uploads backend, the attack...

CVE-2019-16216

Zulip server before 2.0.5 incompletely validated the MIME types of uploaded files. A user who is logged into the server could upload files of certain types to mount a stored cross-site scripting attack on other logged-in users. On a Zulip server using the default local uploads backend, the attack...

CVE-2019-16215

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A user who is logged into the server could send a crafted message causing the server to spend an effectively arbitrary amount of CPU time and stall the processing of future messages...

CVE-2019-16215

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A user who is logged into the server could send a crafted message causing the server to spend an effectively arbitrary amount of CPU time and stall the processing of future messages...

Code injection

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A user who is logged into the server could send a crafted message causing the server to spend an effectively arbitrary amount of CPU time and stall the processing of future messages...

Cross site scripting

Zulip server before 2.0.5 incompletely validated the MIME types of uploaded files. A user who is logged into the server could upload files of certain types to mount a stored cross-site scripting attack on other logged-in users. On a Zulip server using the default local uploads backend, the attack...

CVE-2019-16216

Zulip server before 2.0.5 incompletely validated the MIME types of uploaded files. A user who is logged into the server could upload files of certain types to mount a stored cross-site scripting attack on other logged-in users. On a Zulip server using the default local uploads backend, the attack...

CVE-2019-16216

Zulip server before 2.0.5 (local uploads) and before 2.0.5 (S3 uploads) mishandled MIME type validation for uploaded files, enabling a stored XSS across logged-in users. On local uploads, the attack affects browsers without CSP support (e.g., IE11); on S3, the impact is limited to the configured ...

CVE-2019-16215

CVE-2019-16215 affects the Zulip server before 2.0.5. The Markdown parser uses a regular expression vulnerable to exponential backtracking, allowing a logged-in user to craft a message that could cause the server to consume excessive CPU time and stall processing of subsequent messages. The Red H...

CVE-2019-16215

The Markdown parser in Zulip server before 2.0.5 used a regular expression vulnerable to exponential backtracking. A user who is logged into the server could send a crafted message causing the server to spend an effectively arbitrary amount of CPU time and stall the processing of future messages...

PT-2019-14585 · Zulip · Zulip Server

Name of the Vulnerable Software and Affected Versions: Zulip server versions prior to 2.0.5 Description: The issue concerns the Markdown parser in the Zulip server, which used a regular expression vulnerable to exponential backtracking. This could allow a logged-in user to send a crafted message,...

Zulip Server Cross-Site Scripting Vulnerability

Zulip Server is a set of open source group chat application written in Python based on the Django framework . A cross-site scripting vulnerability exists in versions of Zulip Server prior to 1.7.2. A remote attacker can exploit this vulnerability to inject arbitrary web script or HTML...

Zulip Server Cross-Site Scripting Vulnerability (CNVD-2018-08598)

Zulip Server is a set of open source group chat application written in Python based on the Django framework . A cross-site scripting vulnerability exists in versions of Zulip Server prior to 1.7.2. A remote attacker can exploit this vulnerability to inject arbitrary web script or HTML...

Zulip Server Cross-Site Scripting Vulnerability (CNVD-2018-08599)

Zulip Server is a set of open source group chat application written in Python based on the Django framework . A cross-site scripting vulnerability exists in Zulip Server versions 1.5.x, 1.6.x, and 1.7.x before 1.7.2. A remote attacker can exploit this vulnerability to inject arbitrary web script ...