What is CVE-2025-9910?

CVE-2025-9910 is a medium-severity vulnerability in Jsondiffpatch, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2025-09-11.

How severe is CVE-2025-9910?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Is CVE-2025-9910 known to be exploited?

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

XSS in Jsondiffpatch

CVE-2025-9910

Versions of the package jsondiffpatch before 0.7.2 are vulnerable to Cross-site Scripting (XSS) via HtmlFormatter::nodeBegin. An attacker can inject malicious scripts into HTML payloads that may lead to code execution if untrusted payloads…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (19.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

N/a Jsondiffpatch — versions 0
N/a Org.webjars.bower:jsondiffpatch — versions 0
N/a Org.webjars.npm:jsondiffpatch — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

Frequently asked questions

What is CVE-2025-9910?: CVE-2025-9910 is a medium-severity vulnerability in Jsondiffpatch, classified under Cross-site Scripting. CVSS score: 4.7/10. Published 2025-09-11.
How severe is CVE-2025-9910?: Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2025-9910 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.