XSS in Phpjabbers Simple Cms
CVE-2023-53927
PHPJabbers Simple CMS 5.0 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through section name parameters. Attackers can create sections with embedded JavaScript payloads that will execute when administrators view the sections, potentially enabling client-side code execution.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.003 (18.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.9% 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
- Phpjabbers Simple Cms — versions 5.0
- Phpjabbers Simple Cms — versions 5.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51415 (Exploit, VDB Entry, Third Party Advisory, exploit)
- www.phpjabbers.com/ (Product, product)
- www.vulncheck.com/advisories/phpjabbers-simple-cms-stored-cross-site-scripting-… (Exploit, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-53927?
- CVE-2023-53927 is a medium-severity vulnerability in Phpjabbers Simple Cms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-12-17.
- How severe is CVE-2023-53927?
- Medium severity. CVSS v3 base score is 5.4 out of 10.