A security issue has been found in Firefox < 53, allowing to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This allows for read only access to the local file system.
A security issue has been found in Firefox < 53, allowing to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This allows for read only access to the local file system.
https://www.mozilla.org/en-US/security/advisories/mfsa2017-10/#CVE-2017-5454 https://bugzilla.mozilla.org/show_bug.cgi?id=1349276
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