XSS in Phpsugar PHP Melody
CVE-2021-47914
PHP Melody version 3.0 contains a persistent cross-site scripting vulnerability in the edit-video.php submitted parameter that allows remote attackers to inject malicious script code. Attackers can exploit this vulnerability to execute arbitrary JavaScript, potentially leading to session hijacking, persistent phishing, and manipulation of application modules.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (22.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Phpsugar PHP Melody — versions 3.0
- Phpsugar PHP Melody — versions 3.0
Weakness classification (CWE)
References
- www.vulnerability-lab.com/get_content.php (Exploit, Third Party Advisory, exploit)
- www.phpsugar.com/blog/2021/09/php-melody-3-0-vulnerability-report-fix/ (patch, Vendor Advisory)
- www.phpsugar.com/phpmelody.html (Product, product)
- www.vulncheck.com/advisories/php-melody-persistent-xss-vulnerability-via-edit-v… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-47914?
- CVE-2021-47914 is a medium-severity vulnerability in Phpsugar PHP Melody, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-02-01.
- How severe is CVE-2021-47914?
- Medium severity. CVSS v3 base score is 6.4 out of 10.