What is CVE-2025-9852?

CVE-2025-9852 is a medium-severity vulnerability in Momostefan Yoga Schedule Momoyoga, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-09-30.

How severe is CVE-2025-9852?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2025-9852 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Momostefan Yoga Schedule Momoyoga

CVE-2025-9852

The Yoga Schedule Momoyoga plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'momoyoga-schedule' shortcode in all versions up to, and including, 2.9.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (13.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Momostefan Yoga Schedule Momoyoga — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

Frequently asked questions

What is CVE-2025-9852?: CVE-2025-9852 is a medium-severity vulnerability in Momostefan Yoga Schedule Momoyoga, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-09-30.
How severe is CVE-2025-9852?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2025-9852 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.