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High 7.5
Graylog: Fortigate syslog message parser can be exploited to modify or delete fields from the original message
Graylog is a free and open log management platform. Prior to Graylog Server versions 6.3.12, 7.0.7, and 7.1.2 and Graylog Forwarder version 7.3, the FortiGate key-value syslog parser in graylog2-server/src/main/java/org/graylog2/inputs/codecs/GLFortiGateSyslo…
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High 8.8
Graylog vulnerable to privilege escalation through API tokens
Graylog is a free and open log management platform. In versions 6.2.0 to before 6.2.4 and 6.3.0-alpha.1 to before 6.3.0-rc.2, Graylog users can gain elevated privileges by creating and using API tokens for the local Administrator or any other user for whom th…
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High 8.0
Graylog Allows Session Takeover via Insufficient HTML Sanitization
Graylog is a free and open log management platform. Prior to versions 6.0.14, 6.1.10, and 6.2.0, it is possible to obtain user session cookies by submitting an HTML form as part of an Event Definition Remediation Step field. For this attack to succeed, the at…
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High 7.3
Graylog Allows Stored Cross-Site Scripting via Files Plugin and API Browser
### Impact Two minor vulnerabilities were identified in the Graylog2 enterprise server, which can be combined to carry out a stored cross-site scripting attack. An attacker with the permission `FILES_CREATE` can exploit these vulnerabilities to upload arbitra…
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High 8.8
graylog2-server vulnerable to instantiation of arbitrary classes triggered by API request
Graylog is a free and open log management platform. Starting in version 2.0.0 and prior to versions 5.1.11 and 5.2.4, arbitrary classes can be loaded and instantiated using a HTTP PUT request to the `/api/system/cluster_config/` endpoint. Graylog's cluster co…