Employee Records System v1.0 Arbitrary File Upload RCE
Priority HIGH 81CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-434.
Summary
Employee Records System version 1.0 contains an unrestricted file upload vulnerability that allows a remote unauthenticated attacker to upload arbitrary files via the uploadID.php endpoint; uploaded files can be executed because the application does not perform proper server-side validation. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-06 UTC.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.03417 88th 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
- Yes
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| Employee Records System | Employee Records System | 1.0 | — | No fix listed | CNA |
- Employee Records System VendorEmployee Records System Affected 1.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-4462
- 2026-10-03 Alias added: GHSA-cm35-q368-98g3
References
Sources
- CVE-2021-4462 · CVE Program
- CVE-2021-4462 · NVD
- FIRST EPSS
- GHSA-cm35-q368-98g3 · 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