CVE-2018-19206 — Cross-site Scripting in Webmail

CWE-79 — Cross-site Scripting7 documents6 sources
Severity
6.1MEDIUMNVD
EPSS
2.4%
top 15.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Roundcube WebmailRoundcube WebmailDebian Linux
Timeline
PublishedNov 12
Latest updateMar 30

Description

steps/mail/func.inc in Roundcube before 1.3.8 has XSS via crafted use of , as demonstrated by an onload attribute in a BODY element, within an HTML attachment.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages2 packages

▶NVDroundcube/webmail< 1.3.8
▶Ubunturoundcube/roundcube_webmail< 1.2~beta+dfsg.1-0ubuntu1+esm7+1

Also affects: Debian Linux 9.0

🔴Vulnerability Details

4
OSV
roundcube vulnerabilities↗2026-03-30
▶
GHSA
GHSA-p9mh-3gv4-mcg7: steps/mail/func↗2022-05-13
▶
OSV
CVE-2018-19206: steps/mail/func↗2018-11-12
▶
CVEList
CVE-2018-19206: steps/mail/func↗2018-11-12
▶

📋Vendor Advisories

2
Ubuntu
Roundcube Webmail vulnerabilities↗2026-03-30
▶
Debian
CVE-2018-19206: roundcube - steps/mail/func.inc in Roundcube before 1.3.8 has XSS via crafted use of <svg><s...↗2018
▶
CVE-2018-19206 — Cross-site Scripting in Webmail | cvebase