CVE-2018-12358

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CVSS 3.0

4.3 medium

EPSS

1%p68

Published

Oct 18, 2018 (Oct 18, 2018)

Modified

Jun 17, 2026

Description

Service workers can use redirection to avoid the tainting of cross-origin resources in some instances, allowing a malicious site to read responses which are supposed to be opaque. This vulnerability affects Firefox < 61.

Vendors: mozilla canonical
Products: firefox, ubuntu linux
Weakness: CWE-200
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.3%)

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