A reflected cross-site scripted (XSS) vulnerability in the /jsp/gsfr_feditorHTML.jsp endpoint of Zucchetti ZMaintenance Infinity and Infinity Zucchetti v4.1 and earlier allows attackers to execute arbitrary Javascript in the context of a user's browser via injecting a crafted payload into the pHtmlSource parameter. A vendor fix was released on 2025-06-18.
Conclusion & alert: CVE-2025-61431 is rated Low Risk (26.3/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.02%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2026-04-02 | 0.05% | 0.02% | -0.03% |
| 2 | 2026-03-06 | 0.03% | 0.05% | +0.02% |
| 3 | 2025-11-05 | — | 0.03% | — |
Full EPSS history (3 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 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| zucchetti | infinity_zmaintenance | <= 4.1 | cpe:2.3:a:zucchetti:infinity_zmaintenance:*:*:*:*:*:*:*:* |
| zucchetti | infinity_zucchetti | <= 4.1 | cpe:2.3:a:zucchetti:infinity_zucchetti:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://gist.github.com/alex-xor/8651dbdd413e4fa7240b0ab1b1845d76 | Third Party Advisory |
| https://www.zucchetti.it/ | Product |