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CVE-2023-49782 Cross-Site-Scripting vulnerability in richdocuments error message handling

High
caolanm published GHSA-8xm5-pgfr-8mjr Dec 8, 2023

Package

richdocumentscode (richdocumentscode)

Affected versions

< 23.5.601

Patched versions

23.5.601

Description

Impact

Users of Nextcloud with Collabora Online - Built-in CODE Server app can be vulnerable to attack via proxy.php.

Patches

The bug was fixed in Collabora Online - Built-in CODE Server (richdocumentscode) release 23.5.601.

Workarounds

None, except removing Collabora Online - Built-in CODE Server (richdocumentscode) app or using standalone dedicated Collabora Online server.

Credits

Thanks to @Ry0taK for discovering and reporting this vulnerability

Severity

High

CVE ID

CVE-2023-49782

Weaknesses

No CWEs

Credits