What’s Vulnerable › Vulnerabilities

CVE-2021-35054

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-20 · updated 2026-06-17
• Weakness: CWE-22

Description

Minecraft before 1.17.1, when online-mode=false is configured, allows path traversal for deletion of arbitrary JSON files.

Affected products

• Minecraft: before 1.17.1 — fixed in 1.17.1

How to fix

Upgrade to a fixed version: Minecraft 1.17.1. Check the vendor advisory for mitigations.

References

• http://jvn.jp/en/jp/JVN53278122/index.html
• https://vuln.ryotak.me/advisories/55
• https://www.minecraft.net/en-us/article/minecraft-java-edition-1-16-5
• http://jvn.jp/en/jp/JVN53278122/index.html
• https://vuln.ryotak.me/advisories/55
• https://www.minecraft.net/en-us/article/minecraft-java-edition-1-16-5

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