Incorrect Resource Transfer Between Spheres Affecting roundcube package, versions <1.6.15+dfsg-0+deb13u1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.05% (15th percentile)

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  • Snyk IDSNYK-DEBIAN13-ROUNDCUBE-15927680
  • published8 Apr 2026
  • disclosed3 Apr 2026

Introduced: 3 Apr 2026

CVE-2026-35545  (opens in a new tab)
CWE-669  (opens in a new tab)

How to fix?

Upgrade Debian:13 roundcube to version 1.6.15+dfsg-0+deb13u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream roundcube package and not the roundcube package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

An issue was discovered in Roundcube Webmail before 1.5.15 and 1.6.15. The remote image blocking feature can be bypassed via SVG content in an e-mail message. This may lead to information disclosure or access-control bypass. This involves the animate element with attributeName=fill/filter/stroke.

CVSS Base Scores

version 3.1