CVE-2018-8815
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows...
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
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
- None
Exploit likelihood
What each source reports
NVD Score used
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
- Record
CVE-2018-8815- CVSS 3.0
- 4.6 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/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
CVE List No score
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
- Record
CVE-2018-8815- Updated
- 2026-11-02
EUVDEUVD-2018-20424 No score
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
- Record
EUVD-2018-20424- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x7hg-m24q-xfmj
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows...
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
- Record
GHSA-x7hg-m24q-xfmj- CVSS 3.0
- 4.6 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Cross-site scripting (XSS) vulnerability in the gallery function in Alkacon OpenCMS 10.5.3 allows remote attackers to inject arbitrary web script or HTML via a malicious SVG image.
- Record
CVE-2018-8815- CVSS 3.0
- 4.6 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | OpenCMS 10.5.3 - Cross-Site Scripting | 2018-04-02 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-8815 is a medium vulnerability (CVSS 4.6) in Alkacon Opencms, published March 20, 2018. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.33%, the 71st percentile. No source names a fixed version.