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Fencer Vulns
critical 9.8

CVE-2020-12641 kev in the critical feed json

rcube_image.php in Roundcube Webmail before 1.4.4 allows attackers to execute arbitrary code via shell metacharacters in a configuration se…

published 2020-05-04 6 y ago modified 2026-06-17 4 mo ago also BIT-roundcube-2020-12641 , EUVD-2020-4942

cvss
9.8
version 3.1, CNA
cisa kev
Exploited
added 2023-06-22
epss
84.4%
EPSS 84.4% chance of exploitation in 30 days, percentile 99.7%
public exploits
0
none known, plus a Nuclei check

Summary

rcube_image.php in Roundcube Webmail before 1.4.4 allows attackers to execute arbitrary code via shell metacharacters in a configuration setting for im_convert_path or im_identify_path.

Patch / fix

cisa required action Apply updates per vendor instructions.

  • bitnami roundcube 1.2.10, 1.3.11, 1.4.4
  • roundcube webmail 1.2.10, 1.3.11, 1.4.4
  • roundcube Debian 14, Debian 13, Debian 12 1.4.4+dfsg.1-1

debian advisories DEBIAN-CVE-2020-12641

  • roundcube Ubuntu Pro 16.04 LTS 1.2~beta+dfsg.1-0ubuntu1+esm2
  • roundcube Ubuntu Pro 18.04 LTS 1.3.6+dfsg.1-1ubuntu0.1~esm2
  • roundcube Ubuntu Pro 20.04 LTS 1.4.3+dfsg.1-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2020-12641

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • roundcubemail openSUSE Tumbleweed 1.4.11-1.3
  • roundcubemail Package Hub 15 SP4, Package Hub 15 SP3, openSUSE Leap 15.4 +1 more 1.5.3-bp154.2.3.1
  • roundcubemail Package Hub 15 SP2, Package Hub 15 SP1, openSUSE Leap 15.2 +1 more 1.3.15-bp152.4.3.1

opensuse advisories openSUSE-SU-2024:11303-1openSUSE-SU-2022:10148-1openSUSE-SU-2020:1516-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-12641 updated cvss 8.1

roundcubemail: remote code execution via shell metacharacters in a configuration setting for im_convert_path or im_identify_path

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. Published
  2. Added to CISA KEV
  3. CISA patch deadline
  4. CISA SSVC: exploitation active

Known exploited

Added
3 y ago
Patch by
2023-07-13 (3 y ago)
Ransomware
Not known
Required action
Apply updates per vendor instructions.
Vendor, product
Roundcube, Roundcube Webmail
CISA name
Roundcube Webmail Remote Code Execution Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
total
Assessed
21 mo ago

Exploit prediction

84.39% chance of exploitation in the next 30 days, higher than 99.7% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Roundcube Webmail - Command Injection nuclei detection template
  • github.com https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12641-Command%20Injection-Roundcube referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
bitnami roundcube
>=1.2.0, <1.2.10
>=1.3.0, <1.3.11
>=1.4.0, <1.4.4
1.2.10
1.3.11
1.4.4

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.