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otrs

Vendor: otrs

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Actively Exploited 0 CISA KEV List
PoC / Exploits 10 Code Available
Total RCEs 8 Remote Access
Total CVEs 621 Total Indexed
Avg. EPSS 1.45% Exploit Prob.
Latest CVE CVE-2026-48209 Jun 01

Security Vulnerability Index

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7.1 CVSS
CVE-2026-48209

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

EPSS: 0.22%
6.5 CVSS
CVE-2026-48208
Exploit Found

An improper neutralization of active SVG content in OTRS or ((OTRS)) Community Edition ticket article rendering allows attackers to inject specially crafted SVG payloads via email content, leading to browser-side resource exhaustion and denial of service when affected tickets are opened by an agent or customer. The issue can be exploited without JavaScript execution and is not mitigated by the configured Content Security Policy (CSP). This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.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

EPSS: 0.27%
3.5 CVSS
CVE-2026-48191

An incorrect handling of permissions in STORM powered by OTRS and in OTRS (2026.x and above) Document Search Article Meta Filters modules allows gaining knowledge about number of affected CIs, SLA and services without gaining access to them. This issue affects OTRS with STORM modules: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X

EPSS: 0.14%
3.5 CVSS
CVE-2026-48190

An incorrect handling of permissions in OTRS External Interface and the ConfigItem List module allows an authenticated customer to query the system for CI information. Please note that CMDB has to be anabled and CustomerGroupSupport has to be used to be affected. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X

EPSS: 0.14%
5.7 CVSS
CVE-2026-48189

An improper Input Validation vulnerability in OTRS Customer Backend module allows to access customer information which are restricted to other groups. Please note that the feature has to be anabled and CustomerGroupSupport has to be used to be affected. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X

EPSS: 0.20%
9.1 CVSS
CVE-2026-48188
Exploit Found

An improper Input Validation vulnerability in OTRS or ((OTRS)) Community Edition database layer module allows an unauthenticated SQL injection which can lead to an authentication bypass. This issue only affects the system if the MySQL/MariaDB server is configured with the NO_BACKSLASH_ESCAPES SQL mode. This issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X * (OTRS)) Community Edition: 6.0.x Products based on the ((OTRS)) Community Edition also very likely to be affected

EPSS: 0.30%
5.7 CVSS
CVE-2026-48187

An uncontrolled allocation of resources without limits or throttling in the e-mail handling in OTRS allows excessive allocation which may lead to the abortion of the webserver.This issue affects OTRS: * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X before 2026.4.X Please note that ((OTRS)) Community Edition 6.x, OTRS 7.x and products based on the ((OTRS)) Community Edition also very likely to be affected

EPSS: 0.20%
5.7 CVSS
CVE-2026-48210

An improper default configuration in OTRS 2026.3.1 causes ticket article forwarding actions to enforce the “Is visible for customer” flag by default and prevent users from disabling it via the UI. This leads to unintended exposure of internal ticket information to the External Frontend This issue affects OTRS 2026.3.1

EPSS: 0.25%
4.8 CVSS
CVE-2025-24387

A vulnerability in OTRS Application Server allows session hijacking due to missing attributes for sensitive cookie settings in HTTPS sessions. A request to an OTRS endpoint from a possible malicious web site, would send the authentication cookie, performing an unwanted read operation.   This issue affects: * OTRS 7.0.X * OTRS 8.0.X * OTRS 2023.X * OTRS 2024.X * OTRS 2025.x

EPSS: 0.14%
5.7 CVSS
CVE-2024-6540

Improper filtering of fields when using the export function in the ticket overview of the external interface in OTRS could allow an authorized user to download a list of tickets containing information about tickets of other customers. The problem only occurs if the TicketSearchLegacyEngine has been disabled by the administrator. This issue affects OTRS: 8.0.X, 2023.X, from 2024.X through 2024.4.x

EPSS: 0.36%