CVE-2026-40187
CVE-2026-40187 · Authenticated RCE via Malicious eTemplate Upload in EGroupware
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
In egroupware version 26.0 and earlier, an authenticated administrator can achieve OS-level Remote Code Execution (RCE) by uploading a malicious eTemplate XML file (`.xet`) to the VFS `/etemplates` mount. The `Widget::expand_name()` method passes template widget attribute values directly into a PHP `eval()` call with only double-quote escaping applied - **backtick characters are not escaped**. In PHP, backticks inside a double-quoted `eval()` string execute shell commands. This allows an admin-level user to escalate from web application access to arbitrary OS command execution on the server.
CVSS 8.6 · Alta · EPSS 0,9% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: php
Productos y versiones afectados
egroupware
- Versiones
- <= 26.0: Afectada
Sin corrección publicada
egroupware/egroupware Packagist
- Versiones
- 26.0.20251208
- 26.0.20251216
- 26.0.20260108
- 26.0.20260113
- 26.0.20260123
- 26.1.20260130
- 26.2.20260203
- 26.2.20260207
- 26.2.20260209
- 26.2.20260216
- 26.2.20260224
- 26.3.20260316
- 26.4.20260408
- Intervalos de versiones afectados
- ECOSYSTEM: ≥ 26.0.20251208, < 26.4.20260413
Actualiza a 26.4.20260413
egroupware/egroupware Packagist
- Versiones
- 14.2.20150121
- 14.2.20150206
- 14.2.20150210
- 14.2.20150212
- 14.2.20150218
- 14.2.20150310
- 14.2.20150402
- 14.2.20150421
- 14.2.20150428
- 14.2.20150429
- 14.2.20150501
- 14.2.20150603
- 14.2.20150707
- 14.2.20150717
- 14.3.20150728
- 14.3.20150729
- 14.3.20150811
- 14.3.20150821
- 14.3.20150826
- 14.3.20150908
- 14.3.20151012
- 14.3.20151027
- 14.3.20151028
- 14.3.20151029
- 14.3.20151030
- 14.3.20151110
- 14.3.20151130
- 14.3.20151201
- 14.3.20160112
- 14.3.20160113
- 14.3.20160304
- 14.3.20160428
- 14.3.20160512
- 14.3.20160522
- 14.3.20160524
- 14.3.20160525
- 14.3.20160708
- 16.1.20160603
- 16.1.20160621
- 16.1.20160627
- 16.1.20160630
- 16.1.20160708
- 16.1.20160715
- 16.1.20160801
- 16.1.20160810
- 16.1.20160905
- 16.1.20161006
- 16.1.20161102
- 16.1.20161107
- 16.1.20161208
- 16.1.20170118
- 16.1.20170203
- 16.1.20170315
- 16.1.20170415
- 16.1.20170612
- 16.1.20170613
- 16.1.20170703
- 16.1.20170922
- 16.1.20171106
- 16.1.20180116
- 16.1.20180130
- 17.1.20171023
- 17.1.20171106
- 17.1.20171115
- 17.1.20171129
- 17.1.20171130
- 17.1.20171218
- 17.1.20180118
- 17.1.20180130
- 17.1.20180209
- 17.1.20180321
- 17.1.20180413
- 17.1.20180523
- 17.1.20180625
- 17.1.20180720
- 17.1.20180831
- 17.1.20181018
- 17.1.20181204
- 17.1.20181205
- 17.1.20190111
- 17.1.20190214
- 17.1.20190222
- 17.1.20190402
- 17.1.20190529
- 17.1.20190808
- 19.1.20190716
- 19.1.20190717
- 19.1.20190726
- 19.1.20190806
- 19.1.20190813
- 19.1.20190822
- 19.1.20190917
- 19.1.20190925
- 19.1.20191031
- 19.1.20191119
- 19.1.20191220
- 19.1.20200130
- 19.1.20200318
- 19.1.20200409
- 19.1.20200430
- 19.1.20200605
- 19.1.20200701
- 20.1.20200525
- 20.1.20200613
- 20.1.20200628
- 20.1.20200710
- 20.1.20200716
- 20.1.20200728
- 20.1.20200731
- 20.1.20200810
- 20.1.20200812
- 20.1.20200818
- 20.1.20200901
- 20.1.20200914
- 20.1.20201005
- 20.1.20201020
- 20.1.20201028
- 20.1.20201202
- 20.1.20201217
- 20.1.20210125
- 20.1.20210324
- 20.1.20210503
- 21.1.20210318
- 21.1.20210329
- 21.1.20210406
- 21.1.20210420
- 21.1.20210504
- 21.1.20210521
- 21.1.20210629
- 21.1.20210723
- 21.1.20210923
- 21.1.20211130
- 21.1.20220207
- 21.1.20220406
- 21.1.20220408
- 21.1.20220905
- 21.1.20220916
- 21.1.20221202
- 21.1.20230210
- 22.1.20220920
- 23.1.20230110
- 23.1.20230114
- 23.1.20230125
- 23.1.20230210
- 23.1.20230228
- 23.1.20230314
- 23.1.20230328
- 23.1.20230412
- 23.1.20230428
- 23.1.20230503
- 23.1.20230524
- 23.1.20230620
- 23.1.20230726
- 23.1.20230728
- 23.1.20230824
- 23.1.20230911
- 23.1.20231110
- 23.1.20231122
- 23.1.20231129
- 23.1.20231201
- 23.1.20231219
- 23.1.20231220
- 23.1.20240125
- 23.1.20240304
- 23.1.20240430
- 23.1.20240624
- 23.1.20240905
- 23.1.20240930
- 23.1.20241008
- 23.1.20241111
- 23.1.20241128
- 23.1.20241214
- 23.1.20250113
- 23.1.20250307
- 23.1.20250416
- 23.1.20250506
- 23.1.20250715
- 23.1.20250902
- 23.1.20251021
- 23.1.20251119
- 23.1.20251222
- 23.1.20260108
- 23.1.20260113
- 23.1.20260131
- 23.1.20260224
- Intervalos de versiones afectados
- ECOSYSTEM: < 23.1.20260601
Actualiza a 23.1.20260601