What is CVE-2025-63593?

CVE-2025-63593 is a medium-severity vulnerability in Getgrav Grav, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-11-03.

How severe is CVE-2025-63593?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Getgrav Grav

CVE-2025-63593

Grav CMS1.7.49.5 is vulnerable to Cross Site Scripting (XSS).

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-11-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (11.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 12th percentile — 11.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Getgrav Grav — versions 1.7.49.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/getgrav/grav/releases/tag/1.7.49.5 (Release Notes)
github.com/PureStream108/CVE/blob/main/CVE-2025-63593/CVE-2025-63593.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-63593?: CVE-2025-63593 is a medium-severity vulnerability in Getgrav Grav, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-11-03.
How severe is CVE-2025-63593?: Medium severity. CVSS v3 base score is 6.1 out of 10.