Security readout for executives and security teams
This CVE affects Minecraft Java Edition servers before 1.17.1 when configured with online-mode=false. The reported impact is path traversal that can delete arbitrary JSON files. For executives, this is mainly a data integrity and service stability risk for affected game servers, not a documented remote-code-execution issue in the provided sources. Exposure is likely limited to Minecraft Java Edition servers running versions before 1.17.1 with online-mode=false. Servers using newer versions or not using that configuration are not identified as affected by the supplied sources. Prioritize remediation for public or community-facing Minecraft servers that run offline mode. This is not shown as actively exploited in the supplied sources, but arbitrary file deletion can disrupt service and damage server state. Mitigation focus: Identify Minecraft Java Edition servers running versions before 1.17.1.; Move affected servers to 1.17.1 or later following vendor guidance.; Avoid online-mode=false where operationally possible..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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File access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-35054 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.minecraft.net/en-us/article/minecraft-java-edition-1-16-5CVE reference · x_refsource_MISC
- https://vuln.ryotak.me/advisories/55CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.