TI-2020-10216 Aliases CVE-2020-12851 GHSA-454v-7vh4-hcxm

Pydio Cells 2.0.4 allows an authenticated user to write or overwrite existing files in…

LOW 38CWE-22Published 2020-06-04 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Pydio Cells 2.0.4 allows an authenticated user to write or overwrite existing files in another user’s personal and cells folders (repositories) by uploading a custom generated ZIP file and leveraging the file extraction feature present in the web application. The extracted files will be placed in the targeted user folders.

Why it matters now

EPSS 0.0145 73rd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:pydio:cells:2.0.4:::::::*	2.0.4	Vulnerable	pydio

cpe:2.3:a:pydio:cells:2.0.4:*:*:*:*:*:*:* Versions 2.0.4 Vulnerable ·pydio

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-12851
2026-10-03 Alias added: GHSA-454v-7vh4-hcxm

References

Exploit 1

https://www.coresecurity.com/core-labs/advisories/pydio-cells-204-multiple-vulnerabilities

Advisory 2

TI-2023-16015 Pydio Cells allows users by default to create so-called external users in order to share… CVSS 3.1HIGH 8.8
TI-2023-16016 Pydio Cells through 4.1.2 allows SSRF. CVSS 3.1MEDIUM 6.5
TI-2023-16017 Pydio Cells through 4.1.2 allows XSS. CVSS 3.1MEDIUM 5.4
TI-2019-09658 Pydio Cells before 1.5.0 fails to neutralize '../' elements, allowing an attacker with… CVSS 3.0HIGH 8.8
TI-2020-10217 The update feature for Pydio Cells 2.0.4 allows an administrator user to set a custom… CVSS 3.1MEDIUM 6.8
TI-2020-10212 Pydio Cells 2.0.4 web application offers an administrative console named “Cells Console”… CVSS 3.1HIGH 7.2

See all 15 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences