Description
LibreOffice before 5.4.5 and 6.x before 6.0.1 allows remote attackers to read arbitrary files via =WEBSERVICE calls in a document, which use the COM.MICROSOFT.WEBSERVICE function.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libreoffice | 1:6.0.1-1 | — |
| Debian 13 | libreoffice | 1:6.0.1-1 | — |
| Debian 12 | libreoffice | 1:6.0.1-1 | — |
| Debian 9 | libreoffice | 1:5.2.7-1+deb9u2 | DSA-4111-1 |
| Debian 8 | libreoffice | 1:4.3.3-2+deb8u10 | DSA-4111-2 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libreoffice | 1:5.1.6~rc2-0ubuntu1~xenial3 | USN-3579-1 |
| Ubuntu 14.04 LTS | libreoffice | 1:4.2.8-0ubuntu5.3 | USN-3579-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | autocorr-af +130 | 1:5.0.6.2-15.el7_4 | RHSA-2018:0418 |
| RHEL 6 | autocorr-af +125 | 1:4.3.7.2-2.el6_9.2 | RHSA-2018:0517 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | boost | 1.54.0-26.3.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | gnome-documents | 3.20.1-10.6.3 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libepubgen | 0.1.0-6.6.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libixion | 0.13.0-13.6.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libmwaw | 0.3.13-7.9.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | liborcus | 0.13.4-10.9.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libqxp | 0.0.1-1.3.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libreoffice | 5.4.5.1-43.19.1 | SUSE-SU-2018:1076-1, SUSE-SU-2018:0443-1 |
| SLES 12 SP3 | libstaroffice | 0.0.5-7.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | libwps | 0.4.7-10.7.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP3 | myspell-dictionaries | 20180403-16.9.1 | SUSE-SU-2018:1076-1 |
| SLES 12 SP2 | libreoffice | 5.4.5.1-40.24.1 | SUSE-SU-2018:0428-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | boost | 1.54.0-26.3.1 | SUSE-SU-2018:1076-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | autocorr-af +130 | 1:5.0.6.2-15.0.1.el7_4 | ELSA-2018-0418 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- LibreOffice < 6.0.1 - '=WEBSERVICE' Remote Arbitrary File Disclosure EDB-44022 · remote · Feb 10, 2018
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 9
- RHSA-2018:0418 Red Hat Security Advisory: libreoffice security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2018:0517 Red Hat Security Advisory: libreoffice security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- USN-3579-1 libreoffice vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4111-2 libreoffice - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-4111-1 libreoffice - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:1076-1 Recommended update for LibreOffice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0428-1 Security update for libreoffice SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0443-1 Security update for libreoffice SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2018-0418 Moderate: libreoffice security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 7, 2018
References
- 44022 exploit
- USN-3579-1 vendor-advisory
- https://github.com/jollheef/libreoffice-remote-arbitrary-file-disclosure
- RHSA-2018:0517 vendor-advisory
- https://cgit.freedesktop.org/libreoffice/core/commit/?h=libreoffice-5-4-5&id=a916fc0c0e0e8b10cb4158fa0fa173fe205d434a
- RHSA-2018:0418 vendor-advisory
- https://www.libreoffice.org/about-us/security/advisories/cve-2018-1055/
- DSA-4111 vendor-advisory