MEDIUM
In Horde Groupware 5.2.19-5.2.22, there is XSS via the URL field in a "Calendar -> New Event" action
Published Nov 20, 2017
5.4
MEDIUMCVSS 3.0
EPSS 1.09%
Description
In Horde Groupware 5.2.19-5.2.22, there is XSS via the URL field in a "Calendar -> New Event" action.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.4 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
3.5 LOW NVD
AV:N/AC:M/Au:S/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.09% 0.01086
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01086
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.09% (0.01086) | 64.03th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.09% (0.01086) | 63.80th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.08% (0.00085) | 36.65th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.08% (0.00085) | 35.04th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.13% (0.00125) | 45.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://code610.blogspot.com/2017/11/rce-via-xss-horde-5219.html x_refsource_MISCExploitIssue TrackingThird Party Advisory
- https://github.com/horde/kronolith/commit/09d90141292f9ec516a7a2007bf828ce2bbdf60d x_refsource_CONFIRMPatchThird Party Advisory
- https://github.com/starnightcyber/Miscellaneous/blob/master/Horde/README.md x_refsource_MISCExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00049.html mailing-listx_refsource_MLIST
| Link | Providers | Tags |
|---|---|---|
| http://code610.blogspot.com/2017/11/rce-via-xss-horde-5219.html | x_refsource_MISCExploitIssue TrackingThird Party Advisory | |
| https://github.com/horde/kronolith/commit/09d90141292f9ec516a7a2007bf828ce2bbdf60d | x_refsource_CONFIRMPatchThird Party Advisory | |
| https://github.com/starnightcyber/Miscellaneous/blob/master/Horde/README.md | x_refsource_MISCExploitThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2020/08/msg00049.html | mailing-listx_refsource_MLIST |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 20, 2017
Updated Aug 5, 2024
Reserved Nov 20, 2017
Link CVE-2017-16906
CISA Vulnrichment
Updated n/a