What is CVE-2020-10934?

CVE-2020-10934 is a high-severity vulnerability in Acyba Acymailing, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2020-03-24.

How severe is CVE-2020-10934?

High severity. CVSS v3 base score is 7.2 out of 10.

Arbitrary file upload in Acyba Acymailing

CVE-2020-10934

Acyba AcyMailing before 6.9.2 mishandles file uploads by admins.

Vulnerability class: Unrestricted File Upload

Published 2020-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Acyba Acymailing

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.acyba.com/acymailing/68-acymailing-changelog.html (Vendor Advisory)
jvn.jp/en/jp/JVN56890693/index.html (VDB Entry, Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2020-10934?: CVE-2020-10934 is a high-severity vulnerability in Acyba Acymailing, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2020-03-24.
How severe is CVE-2020-10934?: High severity. CVSS v3 base score is 7.2 out of 10.