CVE-2011-2935
Elgg Reflected XSS Vulnerability
6.1
MEDIUM
CVSS 3.1
EPSS 1.1%
Description
### VULNERABILITY DESCRIPTION The `internalname` parameter is not properly sanitized, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser ### PROOF-OF-CONCEPT/EXPLOIT ```http http://localhost/pg/embed/media?internalname=%20%22onmouseover=%22alert%28/XSS/%29%22style=%22width:3000px!important;height:3000px!important;z-index:999999;position:absolute!important;left:0;top:0;%22%20x=%22 ```
How to fix CVE-2011-2935
To remediate CVE-2011-2935, upgrade the affected package to a fixed version below.
- —upgrade to 1.7.11 or later
Is CVE-2011-2935 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.7.11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |