What is CVE-2025-61261?

CVE-2025-61261 is a medium-severity vulnerability in Angular, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-11-07.

How severe is CVE-2025-61261?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Angular

CVE-2025-61261

A reflected cross-site scripting (XSS) vulnerability in CKeditor v46.1.0 & Angular v18.0.0 allows attackers to execute arbitrary code in the context of a user's browser via injecting a crafted payload.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-11-07 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.003 (16.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 16.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Angular — versions 18.0.0
Ckeditor Ckeditor5 — versions 46.1.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/ckeditor/ckeditor5/releases/tag/v46.1.0 (Release Notes)
senscybersecurity.nl/cve-2025-61261-explained/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-61261?: CVE-2025-61261 is a medium-severity vulnerability in Angular, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-11-07.
How severe is CVE-2025-61261?: Medium severity. CVSS v3 base score is 5.4 out of 10.