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osvGoogleOSV:GHSA-52MQ-6JCV-J79X
HistoryMar 03, 2021 - 2:23 a.m.

User content sandbox can be confused into opening arbitrary documents

2021-03-0302:23:56
Google
osv.dev
9

0.001 Low

EPSS

Percentile

38.4%

Impact

The user content sandbox can be abused to trick users into opening unexpected documents after several user interactions. The content can be opened with a blob origin from the Matrix client, so it is possible for a malicious document to access user messages and secrets.

Patches

This has been fixed by https://github.com/matrix-org/matrix-react-sdk/pull/5657, which is included in 3.15.0.

Workarounds

There are no known workarounds.

CPENameOperatorVersion
matrix-react-sdklt3.15.0

0.001 Low

EPSS

Percentile

38.4%

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