What is CVE-2020-12715?

CVE-2020-12715 is a high-severity vulnerability in Rainbowfishsoftware Pacsone Server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-09-30.

How severe is CVE-2020-12715?

High severity. CVSS v3 base score is 8.8 out of 10.

Arbitrary file upload in Rainbowfishsoftware Pacsone Server

CVE-2020-12715

RainbowFish PacsOne Server 6.8.4 has Incorrect Access Control.

Vulnerability class: Unrestricted File Upload

Published 2020-09-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.3th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Rainbowfishsoftware Pacsone Server — versions 6.8.4

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.pacsone.net/download.htm (Release Notes, Vendor Advisory)
github.com/bzyo/cve-pocs/tree/master/CVE-2020-12715 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-12715?: CVE-2020-12715 is a high-severity vulnerability in Rainbowfishsoftware Pacsone Server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-09-30.
How severe is CVE-2020-12715?: High severity. CVSS v3 base score is 8.8 out of 10.