A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-7642 A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
Ubuntu USN Ubuntu USN USN-4443-1 Firefox vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T13:22:30.825Z

Reserved: 2020-07-10T00:00:00.000Z

Link: CVE-2020-15655

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-08-10T18:15:12.497

Modified: 2024-11-21T05:05:57.287

Link: CVE-2020-15655

cve-icon Redhat

Severity : Important

Publid Date: 2020-07-28T00:00:00Z

Links: CVE-2020-15655 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses