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CVE-2026-48209— Reflected XSS in authenticated agent context

CVSS 7.1 · High
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I. Basic Information for CVE-2026-48209

Vulnerability Information

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Vulnerability Title
Reflected XSS in authenticated agent context
Source: NVD (National Vulnerability Database)
Vulnerability Description
An improper neutralization of user-controllable input in OTRS or ((OTRS)) Community Edition ticket handling allows authenticated attackers to perform reflected cross-site scripting (XSS) attacks via crafted request parameters associated with ticket actions. By injecting malicious JavaScript into manipulated request URLs, attackers can execute arbitrary script code in the context of an authenticated agent session when the crafted link is opened. This issue affects OTRS: * 7.0.x Please note that ((OTRS)) Community Edition 6.x and before are vulnerable. Products based on the ((OTRS)) Community Edition also very likely to be affected
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N
Source: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
OTRS AGOTRS 7.0.x -
OTRS AG((OTRS)) Community Edition 6.x -

II. Public POCs for CVE-2026-48209

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III. Intelligence Information for CVE-2026-48209

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Vendor Advisories for CVE-2026-48209 (1)

Same Patch Batch · OTRS AG · 2026-06-01 · 7 CVEs total

CVE-2026-481889.1 CRITICALSQL Injection via MySQL Quote Method
CVE-2026-482086.5 MEDIUMDenial-of-Service via SVG Rendering in Ticket
CVE-2026-481875.7 MEDIUMEmail with special content can lead to DoS
CVE-2026-481895.7 MEDIUMBypass DedicatedAgentToCustomerGroups Setting
CVE-2026-481913.5 LOWWrong Permission Handling in Document Search Article Meta Filters
CVE-2026-481903.5 LOWIncorrect handling of permissions in External Interface Config Item List module

IV. Related Vulnerabilities

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