Quick answers
- Is CVE-2026-103497 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-103497 being exploited in the wild.
- How severe is CVE-2026-103497?
- Medium severity, with a CVSS score of 5.5, published 1 October 2026.
- Which products and versions are affected?
- Jetbrains YouTrack before 2026.2.19422.
- Is there a fix for CVE-2026-103497?
- Yes: fixed in YouTrack 2026.2.19422. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-103497 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-103497?
- Check whether you run Jetbrains YouTrack at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
- Fixed in: YouTrack 2026.2.19422
Technical details
A server-side request forgery vulnerability exists in the GitHub VCS integration component of JetBrains YouTrack, allowing an attacker to craft requests that the server will process from its own network context. The vulnerability enables access to internal services or resources that would normally be restricted to the server itself. The issue is fixed in version 2026.2.19422 and later.
Affected products
- JetBrains YouTrack before 2026.2.19422
Timeline
- 2026-10-01: disclosed