Improper Certificate Validation in pyload/pyload
Priority HIGH 68CWE-295Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Spoofing
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-295.
Summary
Improper Certificate Validation in GitHub repository pyload/pyload prior to 0.5.0b3.dev44.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00545 45th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed pyload/pyload (pyload): 0.5.0b3.dev44pyload-ng (PyPI): 0.5.0b3.dev44
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| pyload | pyload/pyload | before 0.5.0b3.dev44 | 0.5.0b3.dev44 | Patch available | CNA |
| — | pyload-ng (PyPI) | before 0.5.0b3.dev44 | 0.5.0b3.dev44 | Patch available | GHSA-8v53-23mx-hcf9 |
- pyload/pyload Vendorpyload Affected before 0.5.0b3.dev44 Fixed in 0.5.0b3.dev44 Patch available CNA
- pyload-ng (PyPI) Vendor— Affected before 0.5.0b3.dev44 Fixed in 0.5.0b3.dev44 Patch available GHSA-8v53-23mx-hcf9
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pyload:pyload:*:*:*:*:*:*:*:* | before 2023-01-25 | Vulnerable | pyload |
| cpe:2.3:a:pyload-ng_project:pyload-ng:*:*:*:*:*:python:*:* | before 0.5.0b3.dev44 | Vulnerable | Pyload-ng Project |
- cpe:2.3:a:pyload:pyload:*:*:*:*:*:*:*:* Versions before 2023-01-25 Vulnerable ·pyload
- cpe:2.3:a:pyload-ng_project:pyload-ng:*:*:*:*:*:python:*:* Versions before 0.5.0b3.dev44 Vulnerable ·Pyload-ng Project
Remediation
- Fix · CNA pyload/pyload (pyload) Fixed in 0.5.0b3.dev44
- Fix · GHSA-8v53-23mx-hcf9 pyload-ng (PyPI) Fixed in 0.5.0b3.dev44 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-0509
- 2026-10-03 Alias added: GHSA-8v53-23mx-hcf9
References
More Pyload vulnerabilities
- TI-2023-00282 Code Injection in pyload/pyload CVSS 3.1CRITICAL 9.8
- TI-2023-00412 Excessive Attack Surface in pyload/pyload CVSS 3.1CRITICAL 9.8
- TI-2026-26332 pyLoad: Server-Side Request Forgery via Download Link Submission Enables Cloud Metadata Exfiltration CVSS 4.0CRITICAL 9.3
- TI-2026-25907 pyload-ng: Authentication Bypass via Host Header Injection in ClickNLoad CVSS 4.0HIGH 8.8
- TI-2024-32088 pyLoad vulnerable to remote code execution by download to /.pyload/scripts using /flashgot API CVSS 3.1CRITICAL 9.1
- TI-2026-29761 pyLoad has Stale Session Privilege After Role/Permission Change (Privilege Revocation Bypass) CVSS 3.1HIGH 8.8
Sources
- CVE-2023-0509 · CVE Program
- CVE-2023-0509 · NVD
- FIRST EPSS
- GHSA-8v53-23mx-hcf9 · 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