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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-48212— Stored XSS in external pages

Quick assessment

Affected
OTRS GmbH (former OTRS AG) OTRS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OTRS 管理员可以将任意 JavaScript 代码注入到 OTRS 自定义页面的内容中。这些内容会被应用程序存储，并在访问该页面的用户浏览器中执行。 此问题影响以下 OTRS 版本： 7.0.X 8.0.X 2023.X 2024.X 2025.X 2026.X（在 2026.7.X 之前）

CVSS 4.8 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-48212

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
Stored XSS in external pages
Source: CVE Program / CVE List V5
Vulnerability Description
An OTRS administrator can enter arbitrary JavaScript into the content of an OTRS Custom Page, which is stored by the application and subsequently executed in the browser of users accessing that page. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.7.X
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
OTRS GmbH (former OTRS AG) OTRS 7.0.x -

II. Public POCs for CVE-2026-48212

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-48212

请登录查看更多情报信息。

Other References for CVE-2026-48212 (1)

Same Patch Batch · OTRS GmbH (former OTRS AG) · 2026-10-12 · 9 CVEs total

CVE-2026-93582 9.4 CRITICAL Authentication Bypass via Spoofed Remote-User Header in HTTP Basic Authentication
CVE-2026-78357 9.1 CRITICAL Insufficient Session Revocation for JWT Authentication
CVE-2026-78355 8.7 HIGH Path Traversal in SendSupportBundle allows File Deletion Outside the Intended Directory
CVE-2026-93581 6.1 MEDIUM Insufficient Neutralization of Formula Elements in CSV Exports
CVE-2026-48211 5.4 MEDIUM Cross-Site Request Forgery in Import/Export Admin console
CVE-2026-78359 5.4 MEDIUM Duplicate Identity / Identity Shadowing across CustomerUser backends
CVE-2026-78356 5.3 MEDIUM Unauthenticated Disclosure of Agent Frontend Configuration
CVE-2026-78358 4.3 MEDIUM Cross-Site Request Forgery in Administrative Actions

IV. Related Vulnerabilities

Same product: OTRS
Same vendor: OTRS GmbH (former OTRS AG)
Same weakness: CWE-79

V. Comments for CVE-2026-48212

No comments yet

Leave a comment