What is CVE-2026-54267?

CVE-2026-54267 is a medium-severity vulnerability in Angular, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-22.

How severe is CVE-2026-54267?

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

XSS in Angular

CVE-2026-54267

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.1, 21.2.17, and 20.3.25, to optimize client-side bootstrap in Server-Side Rendered (SSR) envi…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (7.9th percentile) — read the EPSS interpretation.

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.

Affected products

Angular — versions >= 22.0.0-next.0 < 22.0.1, >= 21.0.0-next.0 < 21.2.17, >= 20.0.0-next.0 < 20.3.25
Angularjs — versions 22.0.0

Weakness classification (CWE)

References

security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2026-54267?: CVE-2026-54267 is a medium-severity vulnerability in Angular, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-06-22.
How severe is CVE-2026-54267?: Medium severity. CVSS v3 base score is 6.1 out of 10.