CVE-2011-4090
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
- Record
CVE-2011-4090- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
- Record
CVE-2011-4090- Updated
- 2026-11-02
EUVDEUVD-2011-4041 No score
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
- Record
EUVD-2011-4041- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q53h-rp87-x968 No score
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.
- Record
GHSA-q53h-rp87-x968- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | S9Y Serendipity 1.5.5 - 'serendipity[filter][bp.ALT]' Cross-Site Scripting | 2011-11-03 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-4090 is a medium vulnerability (CVSS 6.1) in S9y Serendipity, published November 26, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.40%, the 88th percentile. No source names a fixed version.