In JetBrains YouTrack before 2024.3.47707 stored XSS was possible due to improper HTML sanitization in markdown elements

In JetBrains TeamCity before 2023.05 stored XSS in GitLab Connection page was possible

In JetBrains YouTrack before 2023.1.10518 stored XSS in a Markdown-rendering engine was possible

In JetBrains TeamCity before 2023.05 stored XSS in the Show Connection page was possible

In JetBrains TeamCity before 2024.07.3 stored XSS was possible in Backup configuration settings

In JetBrains TeamCity before 2020.2.3, stored XSS was possible on several pages.

In JetBrains YouTrack before 2020.6.6441, stored XSS was possible via an issue attachment.

In JetBrains TeamCity before 2022.04.7, 2022.10.6, 2023.05.6, 2023.11.5 stored XSS via OAuth connection settings was possible

In JetBrains TeamCity before 2023.11.2 stored XSS via agent distribution was possible

JetBrains Ktor framework before version 1.2.6 was vulnerable to HTTP Response Splitting.

In JetBrains YouTrack before 2022.1.43563 it was possible to include an iframe from a third-party domain in the issue description

In Ktor before 1.3.0, request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator.

In JetBrains YouTrack before 2024.3.47707 reflected XSS was possible in Widget API

In JetBrains YouTrack before 2024.3.47707 reflected XSS due to insecure link sanitization was possible

In JetBrains Hub before 2021.1.13690, stored XSS is possible.

In JetBrains TeamCity before 2024.07.1 reflected XSS was possible on the agentPushPreset page

In JetBrains TeamCity before 2024.07 stored XSS was possible on Show Connection page

In JetBrains TeamCity before 2022.04.7, 2022.10.6, 2023.05.6, 2023.11.5 an XSS could be executed via certain report grouping and filtering operations

In JetBrains TeamCity before 2022.04.7, 2022.10.6, 2023.05.6, 2023.11.5 stored XSS via third-party reports was possible

In JetBrains TeamCity before 2020.2.3, reflected XSS was possible on several pages.

In JetBrains TeamCity before 2020.2.2, XSS was potentially possible on the test history page.

In JetBrains TeamCity before 2023.11 stored XSS during restore from backup was possible

In JetBrains TeamCity before 2019.2, several user-level pages were vulnerable to XSS.

In JetBrains TeamCity before 2023.05.3 reflected XSS was possible during copying Build Step

In JetBrains TeamCity before 2023.05.3 reflected XSS was possible during user registration

In JetBrains TeamCity before 2023.05.2 reflected XSS via GitHub integration was possible

In JetBrains YouTrack through 2019.2.56594, stored XSS was found on the issue page.

JetBrains Upsource before 2019.1.1412 was not properly escaping HTML tags in a code block comments, leading to XSS.

JetBrains TeamCity 2019.1 and 2019.1.1 allows cross-site scripting (XSS), potentially making it possible to send an arbitrary HTTP request to a TeamCity server under the name of the currently logged-in user.

In JetBrains TeamCity before 2023.05 reflected XSS in the Subscriptions page was possible

In JetBrains TeamCity before 2023.05 possible XSS in the Plugin Vendor URL was possible

JetBrains TeamCity before 2021.2.2 was vulnerable to reflected XSS.

An issue was discovered in JetBrains TeamCity 2018.2.4. It had several XSS vulnerabilities on the settings pages. The issues were fixed in TeamCity 2019.1.

JetBrains YouTrack versions before 2019.2.53938 had a possible XSS through issue attachments when using the Firefox browser.

In JetBrains IntelliJ IDEA before 2025.2 hTML injection was possible via Remote Development feature

In JetBrains TeamCity before 2025.07 reflected XSS was possible on the agentpushPreset page

In JetBrains YouTrack before 2021.1.9819, a pull request's title was sanitized insufficiently, leading to XSS.

In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible

In JetBrains TeamCity before 2025.03.3 reflected XSS on diskUsageBuildsStats page was possible

In JetBrains TeamCity before 2022.10.2 there was an XSS vulnerability in the group creation process.

In JetBrains TeamCity before 2025.03.1 stored XSS was possible on Data Directory tab

A reflected XSS on a user page was detected on one of the JetBrains TeamCity pages. The issue was fixed in TeamCity 2018.2.2.

In JetBrains TeamCity before 2022.04 potential XSS via Referrer header was possible

In JetBrains IntelliJ IDEA before 2022.1 HTML injection into IDE messages was possible

In JetBrains IntelliJ IDEA before 2022.1 reflected XSS via error messages in internal web server was possible

In JetBrains TeamCity before 2025.03 stored XSS was possible on Cloud Profiles page

Cross-site scripting (XSS) vulnerability in JetBrains TeamCity before 8.1 allows remote attackers to inject arbitrary web script or HTML via the cameFromUrl parameter to feed/generateFeedUrl.html.

In JetBrains TeamCity before 2024.12.2 several DOM-based XSS were possible on the Code Inspection Report tab

In JetBrains TeamCity before 2024.12.1 reflected XSS was possible on the Vault Connection page

JetBrains Hub before 2021.1.14276 was vulnerable to reflected XSS.