app/View/AuthKeys/authkey_display.ctp in MISP through 2.4.167 has an XSS in authkey add via a Referer field.
Conclusion & alert: CVE-2023-24070 is rated Moderate Risk (40.5/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.23%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-05-25 | 0.34% | 0.23% | -0.10% |
| 2 | 2026-02-18 | 0.15% | 0.34% | +0.18% |
| 3 | 2026-02-10 | — | 0.15% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.1 | 3.1 | MEDIUM |
|
2.8 | 2.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| misp-project | malware_information_sharing_platform | <= 2.4.167 | cpe:2.3:a:misp-project:malware_information_sharing_platform:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/MISP/MISP/commit/f7238fe5e71ac065daa43c8607d02f8ac682f18f | Patch Third Party Advisory |
| https://zigrin.com/advisories/misp-xss-in-add-action-of-the-authkeys-controller/ | Third Party Advisory |