What is CVE-2011-5018?

CVE-2011-5018 is a medium-severity vulnerability in Koala-Framework Koala Framework, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-08.

How severe is CVE-2011-5018?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Koala-Framework Koala Framework

CVE-2011-5018

Koala Framework before 2011-11-21 has XSS via the request_uri parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-01-08 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (61.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 61st percentile — 61.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Koala-Framework Koala Framework

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.cloudscan.me/2011/12/cve-2011-5018-koala-framework-xss.html (Exploit, Third Party Advisory)
groups.google.com/forum/
github.com/koala-framework/koala-framework/commit/59f81ea6bd8ef96c04a706a3ca453… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2011-5018?: CVE-2011-5018 is a medium-severity vulnerability in Koala-Framework Koala Framework, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-08.
How severe is CVE-2011-5018?: Medium severity. CVSS v3 base score is 6.1 out of 10.