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Fencer Vulns
medium 6.1

CVE-2020-12625 json

An issue was discovered in Roundcube Webmail before 1.4.4.

published 2020-05-04 6 y ago modified 2026-06-17 4 mo ago also BIT-roundcube-2020-12625 , EUVD-2020-4926

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

An issue was discovered in Roundcube Webmail before 1.4.4. There is a cross-site scripting (XSS) vulnerability in rcube_washtml.php because JavaScript code can occur in the CDATA of an HTML message.

Patch / fix

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

debian advisories DEBIAN-CVE-2020-12625

  • 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-2020-12625

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 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-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-2020-12625 updated cvss 6.1

roundcubemail: JavaScript code can occur in the CDATA of an HTML message resulting in XSS

  • 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

Exploit prediction

2.94% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12625-Cross%20Site-Scripting%20via%20Malicious%20HTML%20Attachment-Roundcube referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N
OSV 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
bitnami roundcube
<1.4.4
1.4.4

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.