XSS in Eyoucms

CVE-2020-28146

Cross Site Scripting (XSS) vulnerability exists in Eyoucms v1.4.7 and earlier via the addonfieldext parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.015 (70.8th percentile) — read the EPSS interpretation.

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.

Affected products

Eyoucms
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
cve@mitre.org (Exploit, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-28146?: CVE-2020-28146 is a medium-severity vulnerability in Eyoucms, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-08-18.
How severe is CVE-2020-28146?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-28146 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.