CVE-2019-11827
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station...
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station before 2.5.3-0863 allows remote attackers to inject arbitrary web script or HTML via the object_id parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station before 2.5.3-0863 allows remote attackers to inject arbitrary web script or HTML via the object_id parameter.
- Record
CVE-2019-11827- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2019-3493
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station before 2.5.3-0863 allows remote attackers to inject arbitrary web script or HTML via the object_id parameter.
- Record
EUVD-2019-3493- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mc67-4f82-v68g
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station...
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station before 2.5.3-0863 allows remote attackers to inject arbitrary web script or HTML via the object_id parameter.
- Record
GHSA-mc67-4f82-v68g- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Cross-site scripting (XSS) vulnerability in SYNO.NoteStation.Shard in Synology Note Station before 2.5.3-0863 allows remote attackers to inject arbitrary web script or HTML via the object_id parameter.
- Record
CVE-2019-11827- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-11827 is a medium vulnerability (CVSS 6.5) in Synology Note Station, published June 30, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.79%, the 56th percentile. No source names a fixed version.