Vulnerabilities (CVE)

Filtered by vendor Zulip Subscribe
Total 47 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-3866 1 Zulip 1 Zulip 2024-11-21 3.5 LOW 5.4 MEDIUM
Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.
CVE-2021-30487 1 Zulip 1 Zulip Server 2024-11-21 4.0 MEDIUM 2.7 LOW
In the topic moving API in Zulip Server 3.x before 3.4, organization administrators were able to move messages to streams in other organizations hosted by the same Zulip installation.
CVE-2021-30479 1 Zulip 1 Zulip Server 2024-11-21 5.0 MEDIUM 5.3 MEDIUM
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the all_public_streams API feature resulted in guest users being able to receive message traffic to public streams that should have been only accessible to members of the organization.
CVE-2021-30478 1 Zulip 1 Zulip Server 2024-11-21 4.0 MEDIUM 4.3 MEDIUM
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the can_forge_sender permission (previously is_api_super_user) resulted in users with this permission being able to send messages appearing as if sent by a system bot, including to other organizations hosted by the same Zulip installation.
CVE-2021-30477 1 Zulip 1 Zulip Server 2024-11-21 4.0 MEDIUM 4.3 MEDIUM
An issue was discovered in Zulip Server before 3.4. A bug in the implementation of replies to messages sent by outgoing webhooks to private streams meant that an outgoing webhook bot could be used to send messages to private streams that the user was not intended to be able to send messages to.
CVE-2020-9445 1 Zulip 1 Zulip Server 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
Zulip Server before 2.1.3 allows XSS via the modal_link feature in the Markdown functionality.
CVE-2020-9444 1 Zulip 1 Zulip Server 2024-11-21 5.8 MEDIUM 6.1 MEDIUM
Zulip Server before 2.1.3 allows reverse tabnabbing via the Markdown functionality.
CVE-2020-15070 1 Zulip 1 Zulip Server 2024-11-21 6.5 MEDIUM 8.8 HIGH
Zulip Server 2.x before 2.1.7 allows eval injection if a privileged attacker were able to write directly to the postgres database, and chose to write a crafted custom profile field value.
CVE-2020-14215 1 Zulip 1 Zulip Server 2024-11-21 5.0 MEDIUM 7.5 HIGH
Zulip Server before 2.1.5 has Incorrect Access Control because 0198_preregistrationuser_invited_as adds the administrator role to invitations.
CVE-2020-14194 1 Zulip 1 Zulip Server 2024-11-21 5.8 MEDIUM 5.4 MEDIUM
Zulip Server before 2.1.5 allows reverse tabnapping via a topic header link.
CVE-2020-12759 1 Zulip 1 Zulip Server 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
Zulip Server before 2.1.5 allows reflected XSS via the Dropbox webhook.
CVE-2020-10935 1 Zulip 1 Zulip Server 2024-11-21 3.5 LOW 5.4 MEDIUM
Zulip Server before 2.1.3 allows XSS via a Markdown link, with resultant account takeover.
CVE-2020-10858 1 Zulip 1 Zulip Desktop 2024-11-21 5.0 MEDIUM 5.3 MEDIUM
Zulip Desktop before 5.0.0 allows attackers to perform recording via the webcam and microphone due to a missing permission request handler.
CVE-2020-10857 1 Zulip 1 Zulip Desktop 2024-11-21 7.5 HIGH 9.8 CRITICAL
Zulip Desktop before 5.0.0 improperly uses shell.openExternal and shell.openItem with untrusted content, leading to remote code execution.
CVE-2019-19775 1 Zulip 1 Zulip Server 2024-11-21 5.8 MEDIUM 6.1 MEDIUM
The image thumbnailing handler in Zulip Server versions 1.9.0 to before 2.0.8 allowed an open redirect that was visible to logged-in users.
CVE-2019-18933 1 Zulip 1 Zulip Server 2024-11-21 7.5 HIGH 9.8 CRITICAL
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 unprivileged attacker, allowing nearly full access to the user's account.
CVE-2019-16216 1 Zulip 1 Zulip Server 2024-11-21 3.5 LOW 5.4 MEDIUM
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 is only effective against browsers lacking support for Content-Security-Policy such as Internet Explorer 11. On a Zulip server using the S3 uploads backend, the attack is confined to the origin of the configured S3 uploads hostname and cannot reach the Zulip server itself.
CVE-2019-16215 1 Zulip 1 Zulip Server 2024-11-21 4.0 MEDIUM 6.5 MEDIUM
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-2018-9999 1 Zulip 1 Zulip Server 2024-11-21 3.5 LOW 5.4 MEDIUM
In Zulip Server versions before 1.7.2, there was an XSS issue with user uploads and the (default) LOCAL_UPLOADS_DIR storage backend.
CVE-2018-9990 1 Zulip 1 Zulip Server 2024-11-21 4.3 MEDIUM 6.1 MEDIUM
In Zulip Server versions before 1.7.2, there was an XSS issue with stream names in topic typeahead.