CVE-2018-5124

firefox: Unsanitized output in the browser UI leaves HTML tags in place and can result in arbitrary code execution in Firefox...

CVE-2018-5124 is fixed in 4 products on 1 platform, first by firefox 59.0.1+build1-0ubuntu1, released June 11, 2018. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
High
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0101
63rd percentile

Unsanitized output in the browser UI leaves HTML tags in place and can result in arbitrary code execution in Firefox before version 58.0.1.

Where it's fixed

ProductFixed inFixReleased
Linux
firefox · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox-globalmenu · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-globalmenu 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-mozsymbols 59.0.1+build1-0ubuntu1 Jun 11, 2018
firefox-testsuite · Ubuntu 18.04.6 LTS (bionic) 59.0.1+build1-0ubuntu1 firefox-testsuite 59.0.1+build1-0ubuntu1 Jun 11, 2018

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