CVE-2017-7820

State
Published
Severity
Not scored
Published
Jun 11, 2018
Updated
Aug 5, 2024
Reserved
Apr 12, 2017

Read the record on cve.org

Description

The "instanceof" operator can bypass the Xray wrapper mechanism. When called on web content from the browser itself or an extension the web content can provide its own result for that operator, possibly tricking the browser or extension into mishandling the element. This vulnerability affects Firefox < 56.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
FirefoxMozilla
  • before 56Affected

References

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