92 results · Feed
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High 8.6
Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQ…
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Critical 9.5
In Znuny through 7.3.6, an attacker can bypass specific standard login procedures and gain unauthorized access to sensi…
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Critical 9.4
Authentication Bypass via Spoofed Remote-User Header in HTTP Basic Authentication
The HTTP Basic Authentication modules in ((OTRS)) Community Edition 6 and prior accept the authenticated username from either the REMOTE_USER or HTTP_REMOTE_USER environment variable. In CGI and mod_perl based deployments, HTTP request headers may be mapped t…
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Medium 6.1
Insufficient Neutralization of Formula Elements in CSV Exports
User-controlled values are not sufficiently neutralized when included in CSV exports. Values originating from user input, including data submitted by authenticated users or received through external communication channels such as email, may be stored in field…
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Medium 5.4
Duplicate Identity / Identity Shadowing across CustomerUser backends
OTRS does not sufficiently enforce the uniqueness of customer user identities across multiple configured CustomerUser backends. When multiple backends, such as a database and LDAP, are configured, the uniqueness check for customer user email addresses is perf…
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Medium 4.3
Cross-Site Request Forgery in Administrative Actions
Several administrative actions do not sufficiently validate whether a request was intentionally initiated by the authenticated user. In particular, the DBUpdateLogCleanUp action can be triggered through a GET request without validating a ChallengeToken. An un…
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Critical 9.1
Insufficient Session Revocation for JWT Authentication
Previously issued authentication tokens are not immediately invalidated when an OTRS agent or customer user account is deactivated or its password is changed. As a result, an existing JWT may remain valid until its regular expiration time, which can be approx…
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Medium 5.3
Unauthenticated Disclosure of Agent Frontend Configuration
The OTRS Agent Frontend configuration endpoint can be accessed without authentication. This allows unauthenticated remote users to retrieve internal application configuration that is intended for use by the authenticated Agent Frontend. The exposed informatio…
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High 8.7
Path Traversal in SendSupportBundle allows File Deletion Outside the Intended Directory
A path traversal vulnerability in the OTRS SendSupportBundle functionality allows an authenticated administrator to reference file paths outside the intended directory. This may allow files accessible to the OTRS application process to be deleted. The vulnera…
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Medium 4.8
Stored XSS in external pages
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 …
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Medium 5.4
Cross-Site Request Forgery in Import/Export Admin console
An authenticated administrator can be induced to delete administrative Import/Export templates through a Cross-Site Request Forgery (CSRF) attack. The OTRS AdminImportExport::TemplateDelete action does not validate the request's ChallengeToken, allowing an un…
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Medium 4.8
Znuny before LTS 6.5.22 allows AgentTicketEmailResend template XSS.
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Medium 6.4
In Znuny LTS before 6.5.21 and Znuny before 7.3.3, there is reflected XSS in AdminCommunicationLog (aka the communicati…
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Medium 5.4
In Znuny LTS before 6.5.21 and Znuny before 7.3.3, XSS can occur via stored user preferences.
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Critical 9.1CVE-2026-48188 Public exploit
SQL Injection via MySQL Quote Method
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 config…
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Medium 4.5CVE-2026-6060 Public exploit
Possible DoS via SQL Box
A vulnerability in the SQL Box in the admin interface of OTRS leads to an uncontrolled resource consumption leading to a DoS against the webserver. will be killed by the systemThis issue affects OTRS: * 7.0.X * 8.0.X * 2023.X * 2024.X * 2025.X * 2026.X befor…
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Medium 6.1CVE-2025-52204 Public exploit
A Cross-Site Scripting (XSS) vulnerability exists in Znuny::ITSM 6.5.x in the customer.pl endpoint via the OTRSCustomer…
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Critical 9.8
canvg Prototype Pollution vulnerability
An issue in canvg v.4.0.2 allows an attacker to execute arbitrary code via the Constructor of the class StyleElement.
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Low 3.5
Missing file type check in avatar picture upload
Improper Input Validation vulnerability in the upload functionality for user avatars allows functionality misuse due to missing check of filetypes. This issue affects OTRS: from 7.0.X through 7.0.48, from 8.0.X through 8.0.37, from 2023 through 2023.1.1.
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Medium 4.9
Unnecessary data is written to log if issues during indexing occurs
Insertion of debug information into log file during building the elastic search index allows reading of sensitive information from articles.This issue affects OTRS: from 7.0.X through 7.0.48, from 8.0.X through 8.0.37, from 2023.X through 2023.1.1.
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Medium 5.3
Insufficient access control
When adding attachments to ticket comments, another user can add attachments as well impersonating the orginal user. The attack requires a logged-in other user to know the UUID. While the legitimate user completes the comment, the malicious user can add more …
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Low 3.5
Possible XSS execution in customer information
An attacker who is logged into OTRS as an user with privileges to create and change customer user data may manipulate the CustomerID field to execute JavaScript code that runs immediatly after the data is saved.The issue onlyoccurs if the configuration for Ad…
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Medium 5.3
External pictures can be loaded even if not allowed by configuration
The loading of external images is not blocked, even if configured, if the attacker uses protocol-relative URL in the payload. This can be used to retreive the IP of the user.This issue affects OTRS: from 7.0.X before 7.0.47, from 8.0.X before 8.0.37; ((OTRS))…
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High 8.7
SSL Certificates are not checked for E-Mail Handling
The functions to fetch e-mail via POP3 or IMAP as well as sending e-mail via SMTP use OpenSSL for static SSL or TLS based communication. As the SSL_get_verify_result() function is not used the certificated is trusted always and it can not be ensured that the …
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Medium 6.3
Host header injection by attachments in web service
Improper Input Validation vulnerability in the ContentType parameter for attachments on TicketCreate or TicketUpdate operations of the OTRS Generic Interface modules allows any authenticated attacker to to perform an host header injection for the ContentType …
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Medium 4.1
Tickets can be moved without permissions
An improper privilege check in the OTRS ticket move action in the agent interface allows any as agent authenticated attacker to to perform a move of an ticket without the needed permission. This issue affects OTRS: from 8.0.X before 8.0.35.
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Medium 4.1
XSS stored in survey answers
An improper input validation vulnerability in OTRS Survey modules allows any attacker with a link to a valid and unanswered survey request to inject javascript code in free text answers. This allows a cross site scripting attack while reading the replies as a…
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High 7.2
Code execution via System Configuration
Improper Neutralization of commands allowed to be executed via OTRS System Configuration e.g. SchedulerCronTaskModule using UnitTests modules allows any authenticated attacker with admin privileges local execution of Code.This issue affects OTRS: from 7.0.X b…
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Medium 6.1
An issue was discovered in Open Ticket Request System (OTRS) 6.0.x before 6.0.12. An attacker could send an e-mail mess…
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High 7.4
Code execution through ACL creation
Improper Input Validation vulnerability in OTRS AG OTRS (ACL modules), OTRS AG ((OTRS)) Community Edition (ACL modules) allows Local Execution of Code. When creating/importing an ACL it was possible to inject code that gets executed via manipulated comments a…
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Medium 6.1
Possible XSS in Ticket Actions
Improper Input Validation vulnerability in OTRS AG OTRS (Ticket Actions modules), OTRS AG ((OTRS)) Community Edition (Ticket Actions modules) allows Cross-Site Scripting (XSS).This issue affects OTRS: from 7.0.X before 7.0.42; ((OTRS)) Community Edition: from…
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Medium 5.3
Information disclosure in Request New Password feature
Attacker is able to determine if the provided username exists (and it's valid) using Request New Password feature, based on the response time.
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Low 3.5
Information disclosure in the External Interface
A reply to a forwarded email article by a 3rd party could unintensionally expose the email content to the ticket customer under certain circumstances.
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Low 3.5
OTRS version number is always in the exported ICS files
When Secure::DisableBanner system configuration has been disabled and agent shares his calendar via public URL, received ICS file contains OTRS release number.
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Medium 6.4
Authenticated remote code execution
Specially crafted string in OTRS system configuration can allow the execution of any system command.
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Medium 5.2
Support Bundle includes S/Mime and PGP secret or PIN
Generated Support Bundles contains private S/MIME and PGP keys if containing folder is not hidden. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.28 and prior versions; 8.0.x versi…
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Medium 5.3
User enumeration issue using "lost password" feature
Malicious attacker is able to find out valid user logins by using the "lost password" feature. This issue affects: OTRS AG ((OTRS)) Community Edition version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.28 and prior versions.
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Medium 5.7
XSS attack in appointment edit popup screen
It's possible to craft a request for appointment edit screen, which could lead to the XSS attack. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.28 and prior versions.
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Medium 5.3
DoS attack using PostMaster filters
It's possible to create an email which can be stuck while being processed by PostMaster filters, causing DoS. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.28 and prior versions; …
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Medium 6.5
XSS attack using special link in email
It's possible to create an email which contains specially crafted link and it can be used to perform XSS attack. This issue affects: OTRS AG ((OTRS)) Community Edition:6.0.x version 6.0.1 and later versions. OTRS AG OTRS: 7.0.x version 7.0.27 and prior versio…