Vulnerability details
CVE-2026-69149
angular angularangular platform-server
Angular SSR: Missing Fallback Raw-Content Serialization Escaping leads to Cross-Site Scripting (XSS)
CVSS 4.0
8.6High
Official description
Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 20.3.27, 21.2.19, and 22.0.7, a Cross-Site Scripting (XSS) vulnerability exists in @angular/platform-server's DOM emulation dependency (domino) when serializing the content of fallback raw-content elements (<iframe>, <noembed>, <noframes>, and <noscript>). This issue is fixed in versions 20.3.27, 21.2.19, and 22.0.7.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.6High | 4.0 | CVEProject cvelistV5 (CNA) (GitHub_M) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| angular | angular | < 20.3.27 | CVEProject cvelistV5 (CNA) |
| angular | angular | >= 21.0.0-next.0, < 21.2.19 | CVEProject cvelistV5 (CNA) |
| angular | angular | >= 22.0.0-next.0, < 22.0.7 | CVEProject cvelistV5 (CNA) |
| angular | platform-server | < 20.3.27 | CVEProject cvelistV5 (CNA) |
| angular | platform-server | >= 21.0.0-next.0, < 21.2.19 | CVEProject cvelistV5 (CNA) |
| angular | platform-server | >= 22.0.0-next.0, < 22.0.7 | CVEProject cvelistV5 (CNA) |
References and advisories
7- https://github.com/angular/angular/security/advisories/GHSA-vpx6-8pjr-4g3v x_refsource_CONFIRM
- https://github.com/angular/angular/pull/69675 x_refsource_MISC
- https://github.com/angular/angular/pull/69714 x_refsource_MISC
- https://github.com/angular/angular/pull/69929 x_refsource_MISC
- https://github.com/angular/angular/pull/69930 x_refsource_MISC
- https://github.com/angular/domino/pull/32 x_refsource_MISC
- https://github.com/angular/domino/commit/f88e5aa49cf2804d7c2df22ef1640eb4ec43dd56 x_refsource_MISC
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Details
- Published
- 2026-08-03
- Last updated
- 2026-08-04
- State
- Published
- Assigner (CNA)
- GitHub_M
Exploit prediction (EPSS)
0.41%
Probability of exploitation in 30 days
36.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')