CVE-2025-13019highCWE-942

CVE-2025-13019: high-severity vulnerability in Mozilla Firefox

Same-origin policy bypass in the DOM: Workers component

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.1epss 0.3%
Same-origin policy bypass in the DOM: Workers component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Affected products
Mozilla · FirefoxMozilla · Thunderbird
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