Angular Service Worker Policy-Bypass & Credential-Stripping Vulnerabilities
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| angular | angular | affected |
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Configuration 1 [-]
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No data.
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| Angular | Angular |
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| Source | ID | Title |
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Github GHSA |
GHSA-gv2q-mqqv-365m | Angular Service Worker Policy-Bypass & Credential-Stripping Vulnerabilities |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.228% probability within 30 days)
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Angular
Angular angular |
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| Vendors & Products |
Angular
Angular angular |
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| Metrics |
ssvc
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| Description | Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to 22.0.0-rc.2, 21.2.15 20.3.22, and 19.2.23, an issue in the @angular/service-worker package compromises the integrity of request-policy enforcement during request reconstruction. When the Angular Service Worker intercepts network requests for matched assets, it reconstructs a new Request object using an internal helper function. During this reconstruction process, the helper function strips the strict, client-defined request redirect policy configuration (such as redirect: 'error'), falling back to the browser's default 'follow' strategy. If the target web application makes client-side requests with a strict policy (e.g., expecting a network error instead of automatically following redirects), the service worker will bypass this instruction and automatically follow HTTP 3xx redirects to other destinations. This acts as an unintended proxy/intermediary ("Confused Deputy") and can result in cookie/credential exposure or same-origin session-restricted data leakage if public dynamic routes redirect to sensitive routes. This vulnerability is fixed in 22.0.0-rc.2, 21.2.15, 20.3.22, and 19.2.23. | |
| Title | Angular Service Worker Policy-Bypass & Credential-Stripping Vulnerabilities | |
| Weaknesses | CWE-200 CWE-441 CWE-524 |
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| References |
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| Metrics |
cvssV4_0
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