Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-48848

Quick assessment

Affected
Roundcube Webmail
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Roundcube Webmail是Roundcube开源的一款基于浏览器的开源IMAP客户端，它支持地址薄管理、信息搜索、拼写检查等。 Roundcube Webmail 1.6.16之前版本和1.7之前版本存在跨站脚本漏洞，该漏洞源于HTML清理不足，可能导致通过包含animate元素和attributeName属性的SVG文档进行CSS注入。

CVSS 7.2 · High EPSS 0.45% · P37

Affected Version Matrix 2

VendorProduct Version RangeStatus
Roundcube Webmail 1.6.0< 1.6.16 affected
1.7.0< 1.7.1 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-48848

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Roundcube 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Roundcube Webmail 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Roundcube Webmail是Roundcube开源的一款基于浏览器的开源IMAP客户端，它支持地址薄管理、信息搜索、拼写检查等。 Roundcube Webmail 1.6.16之前版本和1.7之前版本存在跨站脚本漏洞，该漏洞源于HTML清理不足，可能导致通过包含animate元素和attributeName属性的SVG文档进行CSS注入。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Roundcube Webmail 1.6.0 ~ 1.6.16 -

II. Public POCs for CVE-2026-48848

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 6793 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-48848

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-48848 (2)

Vendor Advisories for CVE-2026-48848 (1)

Vendor Pages for CVE-2026-48848 (2)

Same Patch Batch · Roundcube · 2026-05-25 · 8 CVEs total

CVE-2026-48842 8.1 HIGH Roundcube Webmail SQL注入漏洞
CVE-2026-48844 7.5 HIGH Roundcube Webmail 安全漏洞
CVE-2026-48843 7.2 HIGH Roundcube Webmail 代码问题漏洞
CVE-2026-48846 6.5 MEDIUM Roundcube Webmail 安全漏洞
CVE-2026-48845 6.5 MEDIUM Roundcube Webmail 安全漏洞
CVE-2026-48849 4.4 MEDIUM Roundcube Webmail 跨站脚本漏洞
CVE-2026-48847 3.7 LOW Roundcube Webmail 安全漏洞

IV. Related Vulnerabilities

Same product: Webmail
Same vendor: Roundcube
Same weakness: CWE-79

V. Comments for CVE-2026-48848

No comments yet

Leave a comment