RCE in Angular
CVE-2026-49241
The Angular Language Service VS Code Extension provides a rich editing experience for Angular templates. Prior to 21.2.4, the client-side Angular Language Service VS Code extension reads the custom TypeScript SDK paths typescript.tsdk and…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (5.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Angular — versions < 21.2.4
- Angular Angular_language_service
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2026-49241?
- CVE-2026-49241 is a high-severity vulnerability in Angular, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2026-06-22.
- How severe is CVE-2026-49241?
- High severity. CVSS v3 base score is 8.8 out of 10.