Quick answers
- Is CVE-2026-103425 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-103425 being exploited in the wild.
- How severe is CVE-2026-103425?
- Medium severity, with a CVSS score of 6.4, published 14 October 2026.
- Which products and versions are affected?
- Booking Package up to and including 1.7.29.
- Is there a fix for CVE-2026-103425?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-103425 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-103425?
- Check whether you run Booking Package 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.
Technical details
The plugin fails to properly sanitize and escape the 'id' parameter, allowing authenticated attackers with contributor or higher privileges to inject arbitrary JavaScript code that persists in the database. The injected scripts execute in the browsers of all users who access the compromised pages, enabling session hijacking, credential theft, or malware distribution without requiring any user interaction beyond viewing the page.
Affected products
- Booking Package Booking Package up to and including 1.7.29
Timeline
- 2026-10-14: disclosed