What is CVE-2018-1000071?

CVE-2018-1000071 is a high-severity vulnerability in Roundcube Webmail, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2018-03-13.

How severe is CVE-2018-1000071?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Roundcube Webmail

CVE-2018-1000071

roundcube version 1.3.4 and earlier contains an Insecure Permissions vulnerability in enigma plugin that can result in exfiltration of gpg private key. This attack appear to be exploitable via network connectivity.

Published 2018-03-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.017 (76.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Roundcube Webmail

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

www.legacysecuritygroup.com/cve/references/02122018-roundcube-enigma.txt (Exploit, Third Party Advisory)
github.com/roundcube/roundcubemail/issues/6173 (Third Party Advisory)

Frequently asked questions

What is CVE-2018-1000071?: CVE-2018-1000071 is a high-severity vulnerability in Roundcube Webmail, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.5/10. Published 2018-03-13.
How severe is CVE-2018-1000071?: High severity. CVSS v3 base score is 7.5 out of 10.