VulnerabilityAnalyzed
CVE-2021-47919
Simple CMS 2.1 contains a non-persistent cross-site scripting vulnerability in the preview.php file's id parameter.
MEDIUM 5.1EPSS 0.30%
Does this matter?
Lower severity and a low EPSS score (0.30%). Track it; it rarely justifies an emergency change on its own.
Description
Simple CMS 2.1 contains a non-persistent cross-site scripting vulnerability in the preview.php file's id parameter. Attackers can inject malicious script code through a GET request to execute arbitrary scripts and potentially hijack user sessions or perform phishing attacks.
- CVSS 4.0
- 5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.30% probability · 22th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- simplephpscripts/simple cms php
- Source
- disclosure@vulncheck.com
References
- https://simplephpscripts.com/simple-cms-phpProduct
- https://www.vulncheck.com/advisories/simple-cms-non-persistent-cross-site-scripting-via-preview-parameterThird Party Advisory
- https://www.vulnerability-lab.com/get_content.php?id=2301Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.