Libwebp vulnerabilities CVE-2023-4863 and CVE-2023-41064

The third-party opensource project libwebp is affected by two vulnerabilities rated with severity “High” and tracked as CVE-2023-4863 and CVE-2023-41064.

We have made hotfixes available for the affected TeamViewer products already. We strongly recommend updating the affected components immediately.



Application Versions Status Fixed version User action required
TeamViewer Frontline Spatial Editor Before 4.19.1 Update available 4.19.1 Update to fixed version or higher. Also see remarks below for a workaround if needed.


Products and Versions other than the ones listed above are not affected.


Server / Backend

Products Remediation status User action
TeamViewer Frontline Patched / Fixed Not required


Servers / Backends other than the ones listed above are not affected.


Additional Information for Frontline Spatial Editor

For Frontline Spatial Editor Version before 4.19.1, the following workaround can be applied to remove the affected library.

  1. Ensure you have a backup available in case something goes wrong.
  2. Open install location (i.e., C:\Program Files\TeamViewer Frontline\Spatial Editor )
  3. Open folder \imageformat and delete the following file:
  4. Go back to the parent directory.
  5. Open folder \deps and delete following files:


Bulletin ID
Issue Date
Last Update
CVSS Score
Assigned CVE
Affected Products
  • TeamViewer Frontline

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TeamViewer’s security team will investigate every submission in our Vulnerability Disclosure Program.

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