CVE-2025-46827: Graylog Allows Session Takeover via Insufficient HTML Sanitization

CVE-2025-46827 · Severity: low · CVSS 3.1 · Published 2025-05-07

Graylog Allows Session Takeover via Insufficient HTML Sanitization

Technologies: org.graylog2:graylog2-server (Maven). Vendors: Maven.

Quick answers

Is CVE-2025-46827 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-46827 being exploited in the wild.
How severe is CVE-2025-46827?
Low severity, with a CVSS score of 3.1, published 7 May 2025.
Which products and versions are affected?
org.graylog2:graylog2-server (Maven) ECOSYSTEM:introduced=0,fixed=6.0.14.
Is there a fix for CVE-2025-46827?
Yes. org.graylog2:graylog2-server (Maven): upgrade to 6.0.14 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-46827?
Check whether you run org.graylog2:graylog2-server (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • org.graylog2:graylog2-server (Maven): upgrade to 6.0.14 or later
    # set org.graylog2:graylog2-server to 6.0.14 in your pom.xml or build.gradle

Affected products

  • org.graylog2:graylog2-server (Maven) ECOSYSTEM:introduced=0,fixed=6.0.14

Identifiers

  • CVE-2025-46827
  • GHSA-76vf-mpmx-777j

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