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Vulnerabilities

Security fix · CVE-2025-53106

Graylog is a free and open log management platform.

Published Jul 2, 2025 · catalog updated Jul 2, 2025 · Graylog2

Check if you run it

No confirmed exploitation is on record for CVE-2025-53106. EPSS is 0.61%. Act only if a listed version of Graylog2 is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.61%
Remediation
Version ranges on file
Affected products
vendor Graylog2 graylog2-server 6.2.0, < 6.2.4

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 the malicious user knows the ID. For the attack to succeed, the attacker needs a user account in Graylog. They can then proceed to issue hand-crafted requests to the Graylog REST API and exploit a weak permission check for token creation. This issue has been patched in versions 6.2.4 and 6.3.0-rc.2. A workaround involves disabling the respec

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Graylog2 graylog2-server 6.2.0, < 6.2.46.2.0, < 6.2.4

How to fix CVE-2025-53106

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-53106. EPSS is 0.61%. Act only if a listed version of Graylog2 is installed.

Which versions are affected?

Compare what you have installed with Graylog2 graylog2-server 6.2.0, < 6.2.4 6.2.0, < 6.2.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.61%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 2, 2025 · EUVD

    Detected

    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 the malicious user knows the ID. For the attack to succeed, the attacker needs a user account in Graylog. They can then proceed to issue hand-c

  2. Jul 2, 2025 · EUVD

    Updated

    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 the malicious user knows the ID. For the attack to succeed, the attacker needs a user account in Graylog. They can then proceed to issue hand-c

Sources

  • CVE.orgVulnerability recordCVE-2025-53106

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-53106

    30-day exploitation probability 0.61%

    first.org
  • EUVDVulnerability recordEUVD-2025-19760

    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 the malicious user know

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.