Quick answers
- Is CVE-2026-115602 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-115602 being exploited in the wild.
- How severe is CVE-2026-115602?
- Medium severity, with a CVSS score of 6.5, published 26 October 2026.
- Which products and versions are affected?
- Liquid Web / StellarWP Kadence Blocks through 3.8.0.1.
- Is there a fix for CVE-2026-115602?
- Yes: fixed in 3.8.0.2. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-115602 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-115602?
- Check whether you run Liquid Web / StellarWP Kadence Blocks 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: 3.8.0.2
Technical details
This stored XSS vulnerability in Kadence Blocks arises from improper neutralization of user input during page generation in the Gutenberg block editor. The vulnerability requires contributor-level or higher privileges to exploit and user interaction (such as clicking a link or visiting a crafted page). Once injected, malicious scripts persist in the database and execute in the context of all site visitors' browsers.
Affected products
- Liquid Web / StellarWP Kadence Blocks through 3.8.0.1
Timeline
- 2026-10-09: disclosed
- 2026-10-26: advisory
- 2026-10-26: patched