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Ubuntu 20.04 LTS Evolution Data Server Critical File Removal CVE-2026-2604

ubuntu
Calendar Grey June 1, 2026
Dist Ubuntu Esm H88
Ubuntu's Evolution Data Server has a critical file removal flaw. Update your system to ensure security and prevent attacks.
Evolution Data Server could be made to remove files.

Summary

Evolution Data Server could be made to remove files.

Software Description:

- evolution-data-server: Evolution suite data server

Details:

USN-8055-1 fixed a vulnerability in Evolution Data Server. This update

provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu

20.04 LTS.

Original advisory details:

It was discovered that Evolution Data Server incorrectly handled

removing local cache files. An attacker could possibly use this issue

to cause Evolution Data Server to remove arbitrary files.

Topics%20covered

Topics Covered

security advisory critical Ubuntu evolution-data-server attack risk file removal

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS
  evolution-data-server           3.36.5-0ubuntu1+esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  evolution-data-server           3.28.5-0ubuntu0.18.04.3+esm1
                                  Available with Ubuntu Pro

After a standard system update you need to restart your session to make all
the necessary changes.

References

https://ubuntu.com/security/notices/USN-8055-2

https://ubuntu.com/security/notices/USN-8055-1

CVE-2026-2604

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8055-2

Topics%20covered

Topics Covered

security advisory critical Ubuntu evolution-data-server attack risk file removal

Package Information

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