WID-SEC-W-2026-3872

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

OTRS: Mehrere Schwachstellen

view advisory published 2026-10-11

Ein Angreifer kann mehrere Schwachstellen in OTRS ausnutzen, um seine Privilegien zu erhöhen, die Authentifizierung zu umgehen, vertrauliche Informationen offenzulegen, Daten zu manipulieren und Cross-Site-Scripting-Angriffe durchzuführen.

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describes (9)

Related CVEs.

IDseverity exploitable
CVE-2026-93582US——
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 variab…
CVE-2026-93581US——
User-controlled values are not sufficiently neutralized when included in CSV exports. Values originating from user input, including data submitted by authenticated users or receive…
CVE-2026-78359US——
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,…
CVE-2026-78358US——
Several administrative actions do not sufficiently validate whether a request was intentionally initiated by the authenticated user. In particular, the DBUpdateLogCleanUp action ca…
CVE-2026-78357US——
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 exist…
CVE-2026-78356US——
The OTRS Agent Frontend configuration endpoint can be accessed without authentication. This allows unauthenticated remote users to retrieve internal application configuration that…
CVE-2026-78355US——
A path traversal vulnerability in the OTRS SendSupportBundle functionality allows an authenticated administrator to reference file paths outside the intended directory. This may a…
CVE-2026-48212US——
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 a…
CVE-2026-48211US——
An authenticated administrator can be induced to delete administrative Import/Export templates through a Cross-Site Request Forgery (CSRF) attack. The OTRS AdminImportExport::Templ…
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references

External citations — patches, advisories, analysis.

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