CVE-2026-69149
Angular SSR: Missing Fallback Raw-Content Serialization Escaping leads to Cross-Site Scripting (XSS)
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.
INFO
Published Date :
Aug. 3, 2026, 5:16 p.m.
Last Modified :
Aug. 11, 2026, 6:18 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update @angular/platform-server to version 20.3.27 or later.
- Update @angular/platform-server to version 21.2.19 or later.
- Update @angular/platform-server to version 22.0.7 or later.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-69149.
| URL | Resource |
|---|---|
| https://github.com/angular/angular/pull/69675 | Issue Tracking |
| https://github.com/angular/angular/pull/69714 | Issue Tracking |
| https://github.com/angular/angular/pull/69929 | Issue Tracking |
| https://github.com/angular/angular/pull/69930 | Issue Tracking |
| https://github.com/angular/angular/security/advisories/GHSA-vpx6-8pjr-4g3v | Vendor Advisory Mitigation |
| https://github.com/angular/domino/commit/f88e5aa49cf2804d7c2df22ef1640eb4ec43dd56 | Patch |
| https://github.com/angular/domino/pull/32 | Issue Tracking |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-69149 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-69149
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-69149 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-69149 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 11, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:angular:angular:*:*:*:*:*:node.js:*:* versions up to (including) 19.2.25 *cpe:2.3:a:angular:angular:*:*:*:*:*:node.js:*:* versions from (including) 20.0.0 up to (excluding) 20.3.27 *cpe:2.3:a:angular:angular:*:*:*:*:*:node.js:*:* versions from (including) 21.0.0 up to (excluding) 21.2.19 *cpe:2.3:a:angular:angular:*:*:*:*:*:node.js:*:* versions from (including) 22.0.0 up to (excluding) 22.0.7 Added Reference Type GitHub, Inc.: https://github.com/angular/angular/pull/69675 Types: Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/angular/angular/pull/69714 Types: Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/angular/angular/pull/69929 Types: Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/angular/angular/pull/69930 Types: Issue Tracking Added Reference Type GitHub, Inc.: https://github.com/angular/angular/security/advisories/GHSA-vpx6-8pjr-4g3v Types: Mitigation, Vendor Advisory Added Reference Type GitHub, Inc.: https://github.com/angular/domino/commit/f88e5aa49cf2804d7c2df22ef1640eb4ec43dd56 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/angular/domino/pull/32 Types: Issue Tracking -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 03, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-69149', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-08-03T20:33:37.200757Z'} -
New CVE Received by [email protected]
Aug. 03, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'angular', 'product': 'angular', 'versions': [{'status': 'affected', 'version': '< 20.3.27'}, {'status': 'affected', 'version': '>= 21.0.0-next.0, < 21.2.19'}, {'status': 'affected', 'version': '>= 22.0.0-next.0, < 22.0.7'}]}, {'vendor': '@angular', 'product': 'platform-server', 'versions': [{'status': 'affected', 'version': '< 20.3.27'}, {'status': 'affected', 'version': '>= 21.0.0-next.0, < 21.2.19'}, {'status': 'affected', 'version': '>= 22.0.0-next.0, < 22.0.7'}]}] Added 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://github.com/angular/angular/pull/69675 Added Reference https://github.com/angular/angular/pull/69714 Added Reference https://github.com/angular/angular/pull/69929 Added Reference https://github.com/angular/angular/pull/69930 Added Reference https://github.com/angular/angular/security/advisories/GHSA-vpx6-8pjr-4g3v Added Reference https://github.com/angular/domino/commit/f88e5aa49cf2804d7c2df22ef1640eb4ec43dd56 Added Reference https://github.com/angular/domino/pull/32