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CVE-2021-23956 PUBLISHED

An ambiguous file picker design could have confused users who intended to select and upload a single file into uploading a whole directory. This was addressed by adding a new prompt. This vulnerability affects Firefox < 85.

EPSS 0.18% · 39.2th percentile

Risk Scores

EPSS Score
0.18%
39.2th percentile

Affected Products

VendorProductVersions
Ubuntu:18.04:LTSmozjs380, 38.8.0~repack1-0ubuntu3, 38.8.0~repack1-0ubuntu4
Ubuntu:18.04:LTSmozjs520, 52.8.1-0ubuntu0.18.04.1, 52.3.1-0ubuntu3
Ubuntu:20.04:LTSmozjs6868.6.0-1ubuntu1, 68.6.0-1, 68.5.0-2~fakesync
Ubuntu:18.04:LTSfirefox65.0.1+build2-0ubuntu0.18.04.1, 66.0+build3-0ubuntu0.18.04.1, 66.0.1+build1-0ubuntu0.18.04.1
Ubuntu:16.04:LTSfirefox77.0.1+build1-0ubuntu0.16.04.1, 78.0.1+build1-0ubuntu0.16.04.1, 78.0.2+build2-0ubuntu0.16.04.1
Ubuntu:22.04:LTSmozjs780, 78.13.0-1, 78.15.0-2
Ubuntu:20.04:LTSmozjs5252.9.1-1build1, 52.9.1-1ubuntu3, 0
Ubuntu:20.04:LTSfirefox76.0+build2-0ubuntu0.20.04.1, 76.0.1+build1-0ubuntu0.20.04.1, *

Timeline

References

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