thesystem Persistent XSS
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
thesystem version 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through multiple server data input fields. Attackers can submit crafted script payloads in operating_system, system_owner, system_username, system_password, system_description, and server_name parameters to execute arbitrary JavaScript in victim browsers.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00249 16th 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 |
|---|---|---|---|---|---|
| kostasmitroglou | thesystem | 1.0 | — | No fix listed | CNA |
- thesystem Vendorkostasmitroglou Affected 1.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:kostasmitroglou:thesystem:1.0.0:*:*:*:*:*:*:* | 1.0.0 | Vulnerable | kostasmitroglou |
- cpe:2.3:a:kostasmitroglou:thesystem:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·kostasmitroglou
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-25311
- 2026-10-03 Alias added: GHSA-9qqr-wpm4-gqc3
References
Exploit 1
Other 1
More kostasmitroglou Thesystem vulnerabilities
- TI-2019-15494 thesystem 1.0 Command Injection via run_command endpoint CVSS 4.0CRITICAL 9.3
Sources
- CVE-2019-25311 · CVE Program
- CVE-2019-25311 · NVD
- FIRST EPSS
- GHSA-9qqr-wpm4-gqc3 · 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