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CVE-2018-6091

Service Workers can intercept any request made by an <embed> or <object> tag in Fetch API in Google Chrome prior to 66.0.3359.117 allowed…

Medium6.5EPSS 2.1%
Published
Updated
Reserved
Assigned by
Chrome

Description

Service Workers can intercept any request made by an <embed> or <object> tag in Fetch API in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Scores

CVSS scores of CVE-2018-6091, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0Medium6.5CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS (exploitation in 30 days)
2.1% · top 18% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Weakness

Affected products

References (6)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .