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Ubuntu 25.10 USN-8055-1 Evolution Data Server Medium File Removal Risk

ubuntu
Calendar Grey February 23, 2026
Dist Ubuntu Esm H88
Explore the Evolution Data Server issue allowing file removal with this Ubuntu update. Critical security patch needed!
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:

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 Ubuntu evolution-data-server medium arbitrary file access file removal

Update Instructions

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

Ubuntu 25.10
  evolution-data-server           3.56.2-3ubuntu0.1
  evolution-data-server-common    3.56.2-3ubuntu0.1
  libcamel-1.2-64t64              3.56.2-3ubuntu0.1
  libebackend-1.2-11t64           3.56.2-3ubuntu0.1
  libebook-1.2-21t64              3.56.2-3ubuntu0.1
  libebook-contacts-1.2-4t64      3.56.2-3ubuntu0.1
  libecal-2.0-3                   3.56.2-3ubuntu0.1
  libedata-book-1.2-27t64         3.56.2-3ubuntu0.1
  libedata-cal-2.0-2t64           3.56.2-3ubuntu0.1
  libedataserver-1.2-27t64        3.56.2-3ubuntu0.1
  libedataserverui-1.2-4t64       3.56.2-3ubuntu0.1
  libedataserverui4-1.0-0t64      3.56.2-3ubuntu0.1

Ubuntu 24.04 LTS
  evolution-data-server           3.52.3-0ubuntu1.2
  evolution-data-server-common    3.52.3-0ubuntu1.2
  libcamel-1.2-64t64              3.52.3-0ubuntu1.2
  libebackend-1.2-11t64           3.52.3-0ubuntu1.2
  libebook-1.2-21t64              3.52.3-0ubuntu1.2
  libebook-contacts-1.2-4t64      3.52.3-0ubuntu1.2
  libecal-2.0-3                   3.52.3-0ubuntu1.2
  libedata-book-1.2-27t64         3.52.3-0ubuntu1.2
  libedata-cal-2.0-2t64           3.52.3-0ubuntu1.2
  libedataserver-1.2-27t64        3.52.3-0ubuntu1.2
  libedataserverui-1.2-4t64       3.52.3-0ubuntu1.2
  libedataserverui4-1.0-0t64      3.52.3-0ubuntu1.2

Ubuntu 22.04 LTS
  evolution-data-server           3.44.4-0ubuntu1.2
  evolution-data-server-common    3.44.4-0ubuntu1.2
  libcamel-1.2-63                 3.44.4-0ubuntu1.2
  libebackend-1.2-10              3.44.4-0ubuntu1.2
  libebook-1.2-20                 3.44.4-0ubuntu1.2
  libebook-contacts-1.2-3         3.44.4-0ubuntu1.2
  libecal-2.0-1                   3.44.4-0ubuntu1.2
  libedata-book-1.2-26            3.44.4-0ubuntu1.2
  libedata-cal-2.0-1              3.44.4-0ubuntu1.2
  libedataserver-1.2-26           3.44.4-0ubuntu1.2
  libedataserverui-1.2-3          3.44.4-0ubuntu1.2

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

References

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

CVE-2026-2604

Severity
medium
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-8055-1

Topics%20covered

Topics Covered

security advisory Ubuntu evolution-data-server medium arbitrary file access file removal

Package Information

https://launchpad.net/ubuntu/+source/evolution-data-server/3.56.2-3ubuntu0.1
https://launchpad.net/ubuntu/+source/evolution-data-server/3.52.3-0ubuntu1.2
https://launchpad.net/ubuntu/+source/evolution-data-server/3.44.4-0ubuntu1.2

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