CVE-2026-62643 (GCVE-0-2026-62643)

Vulnerability from cvelistv5 – Published: 2026-07-14 15:51 – Updated: 2026-07-14 17:17
VLAI
Summary
In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for CVE-2026-35540 and CVE-2026-48843.
Severity
7.2 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-14 17:16 UTC
CWE
  • CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
mitre CNA under the mitre root
CNA scorecard E 28/100 over 2251 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
Roundcube Webmail Affected: 1.6.0 , < 1.6.17 (semver)
Affected: 1.7.0 , < 1.7.2 (semver)
    cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
    cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website
To clipboard 

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