CVE-2026-48848

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Summary

CVECVE-2026-48848
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-25 20:16:37 UTC
Updated2026-05-26 19:26:42 UTC
DescriptionRoundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets (CSS) injection via an SVG document that has an animate element with the attributeName attribute.

Risk And Classification

Primary CVSS: v3.1 7.2 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

EPSS: 0.000440000 probability, percentile 0.138520000 (date 2026-05-29)

Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.2HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
3.1CNACVSS7.2HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Roundcube Webmail affected 1.6.0 1.6.16 semver Not specified
CNA Roundcube Webmail affected 1.7.0 1.7.1 semver Not specified

References

ReferenceSourceLinkTags
github.com/roundcube/roundcubemail/releases/tag/1.7.1 [email protected] github.com
github.com/roundcube/roundcubemail/commit/58e5263f341e6a418774fb6d264366... [email protected] github.com
github.com/roundcube/roundcubemail/commit/c960d102472dc579e15907d5bcdc31... [email protected] github.com
github.com/roundcube/roundcubemail/releases/tag/1.6.16 [email protected] github.com
roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1 [email protected] roundcube.net
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