Fortigate syslog message parser can be exploited to modify or delete fields from the original message
High-risk advisory
CVE-2026-55841
Summary
Fortigate syslog message parser can be exploited to modify or delete fields from the original message
Why it matters
GitHub has published a reviewed security advisory for org.graylog2:graylog2-server. Prioritize it with other application dependency updates.
Operator check
Check whether org.graylog2:graylog2-server is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.