High severity7.5NVD Advisory· Published Jun 11, 2018· Updated Jun 17, 2026
CVE-2018-5136
CVE-2018-5136
Description
A shared worker created from a "data:" URL in one tab can be shared by another tab with a different origin, bypassing the same-origin policy. This vulnerability affects Firefox < 59.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4< 59+ 1 more
- (no CPE)range: < 59
- (no CPE)range: unspecified
- osv-coords2 versionspkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed
< 128.5.1-1.1+ 1 more
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 92.0-1.2
Patches
Vulnerability mechanics
References
5- www.securityfocus.com/bid/103386nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1040514nvdThird Party AdvisoryVDB Entry
- usn.ubuntu.com/3596-1/nvdThird Party Advisory
- www.mozilla.org/security/advisories/mfsa2018-06/nvdVendor Advisory
- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions Required
News mentions
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