CVE-2019-11813 — An issue was discovered in app/View/Elements/Events/View/value_field

An issue was discovered in app/View/Elements/Events/View/value_field.ctp in MISP before 2.4.107. There is persistent XSS via link type attributes with javascript:// links.

01What is this vulnerability?

An issue was discovered in app/View/Elements/Events/View/value_field.ctp in MISP before 2.4.107. There is persistent XSS via link type attributes with javascript:// links.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-05-08T13:29:00.440
• Last modified: 2026-06-22T19:23:18.580

09References

• github.com — https://github.com/MISP/MISP/commit/6f6fb678ca07c80cb7d2bdfe5cb0313bb71bd487
• github.com — https://github.com/MISP/MISP/commit/6f6fb678ca07c80cb7d2bdfe5cb0313bb71bd487