PHPJabbers Simple CMS 5.0 Stored Cross-Site Scripting via Section Creation
Priority MEDIUM 56CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00284 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| PHPJabbers | Simple CMS | 5.0 | — | No fix listed | CNA |
- Simple CMS VendorPHPJabbers Affected 5.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:phpjabbers:simple_cms:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | PHPJabbers |
- cpe:2.3:a:phpjabbers:simple_cms:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·PHPJabbers
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-53927
- 2026-10-03 Alias added: GHSA-98qf-xpr5-r2xv
References
Exploit 1
Other 1
More PHPJabbers Simple Cms vulnerabilities
- TI-2023-30209 PHPJabbers Simple CMS 5.0 SQL Injection via Column Parameter CVSS 4.0HIGH 8.7
Sources
- CVE-2023-53927 · CVE Program
- CVE-2023-53927 · NVD
- FIRST EPSS
- GHSA-98qf-xpr5-r2xv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences