CVE-2026-82877

high

Description

ILIAS before versions 9.22, 10.10, and 11.3 contains an arbitrary file read vulnerability in the SOAP addFile method that allows authenticated users to read server files by supplying crafted XML with COPY-mode imports. Attackers can construct absolute file paths through an unsandboxed import directory and retrieve sensitive files including configuration files containing database credentials and setup passwords.

References

https://www.vulncheck.com/advisories/ilias-arbitrary-file-read-via-soap-addfile

https://schweigertit.de/en/advisories/SIT-2026-003.html

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-68463

https://docu.ilias.de/ilias.php?baseClass=ilrepositorygui&cmdNode=wy:ll:6t&cmdClass=ilBlogPostingGUI&cmd=previewFullscreen&ref_id=15821&blpg=936

https://docu.ilias.de/ilias.php?baseClass=ilrepositorygui&cmdNode=wy:ll:6t&cmdClass=ilBlogPostingGUI&cmd=previewFullscreen&ref_id=15821&blpg=935

https://docu.ilias.de/ilias.php?baseClass=ilrepositorygui&cmdNode=wy:ll:6t&cmdClass=ilBlogPostingGUI&cmd=previewFullscreen&ref_id=15821&blpg=934

https://docu.ilias.de/ilias.php?baseClass=illmpresentationgui&obj_id=225632&ref_id=35

https://docu.ilias.de/ilias.php?baseClass=illmpresentationgui&obj_id=225631&ref_id=35

https://docu.ilias.de/ilias.php?baseClass=illmpresentationgui&obj_id=225630&ref_id=35

Details

Source: Mitre, NVD

Published: 2026-08-31

Updated: 2026-09-30

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

CVSS v4

Base Score: 7.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.0055