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CVE-2019-11738 If a Content Security Policy (CSP) directive is defined that uses a hash-based source that takes the empty string as…
Description
If a Content Security Policy (CSP) directive is defined that uses a hash-based source that takes the empty string as input, execution of any javascript: URIs will be allowed. This could allow for malicious JavaScript content to be run, bypassing CSP permissions. This vulnerability affects Firefox < 69 and Firefox ESR < 68.1.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Firefox 69 | earliest → < 69 | 69 |
| Firefox ESR 68.1 | earliest → < 68.1 | 68.1 |
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