medium6.5
CVE-2023-23602
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored.
Impact
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 109.0 |
| Mozilla | Firefox Esr | before 102.7 |
| Mozilla | Thunderbird | before 102.7 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/show_bug.cgi?id=1800890
- https://www.mozilla.org/security/advisories/mfsa2023-01/
- https://www.mozilla.org/security/advisories/mfsa2023-02/
- https://www.mozilla.org/security/advisories/mfsa2023-03/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1800890
- https://www.mozilla.org/security/advisories/mfsa2023-01/
- https://www.mozilla.org/security/advisories/mfsa2023-02/
- https://www.mozilla.org/security/advisories/mfsa2023-03/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1800890