What’s Vulnerable › Vulnerabilities
CVE-2026-112184: MISP Workflow Module: Reflected XSS via Unescaped misp-modules Parameter Names in Form Labels
- Severity: medium (CVSS 4.8 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-19 · updated 2026-10-19
- Weakness: CWE-79
Description
MISP contains a reflected cross-site scripting (XSS) vulnerability in the workflow module interface. Parameter names returned by the misp-modules service are rendered as raw HTML form labels on the workflow module page without output encoding. An attacker who can influence the parameter names reported by the misp-modules service can inject arbitrary HTML or JavaScript that executes in the context of an authenticated MISP user's browser. Preconditions: - The attacker must be able to control or influence parameter names reported by the misp-modules service. - A victim must be authenticated and view the affected workflow module page. Impact: - Execution of arbitrary JavaScript in the victim's browser session. - Potential theft of session tokens, manipulation of the MISP interface, or initiation of unauthorized actions on behalf of the victim. Affected versions: <2.5.48.
Affected products
- MISP: before 2.5.48 — fixed in 2.5.48
How to fix
Upgrade to a fixed version: MISP 2.5.48. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2026-112184 or the next vulnerability affects your stack