XSS in Ph7builder Ph7 Social Dating Builder

CVE-2025-63645

A stored cross-site scripting (XSS) vulnerability exists in pH7Software pH7-Social-Dating-CMS 17.9.1 in the application's message system. Unsanitized message content submitted by one user is persisted by the server and later rendered in another user's Inbox view without appropriate context-aware encoding. As a result, attacker-controlled content executes in the recipient's browser context when the Inbox message is viewed.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-63645: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-63645?
CVE-2025-63645 is a medium-severity vulnerability in Ph7builder Ph7 Social Dating Builder, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-11-12.
How severe is CVE-2025-63645?
Medium severity. CVSS v3 base score is 5.4 out of 10.