What’s Vulnerable › Vulnerabilities

CVE-2023-35925: FastAsyncWorldEdit vulnerable to Uncontrolled Resource Consumption

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-23 · updated 2026-06-17
• Weakness: CWE-400

Description

FastAsyncWorldEdit (FAWE) is designed for efficient world editing. This vulnerability enables the attacker to select a region with the `Infinity` keyword (case-sensitive!) and executes any operation. This has a possibility of bringing the performing server down. This issue has been fixed in version 2.6.3.

Affected products

• IntellectualSites FastAsyncWorldEdit: before 2.6.3 — fixed in 2.6.3

How to fix

Upgrade to a fixed version: IntellectualSites FastAsyncWorldEdit 2.6.3. Check the vendor advisory for mitigations.

References

• https://github.com/IntellectualSites/FastAsyncWorldEdit/pull/2285
• https://github.com/IntellectualSites/FastAsyncWorldEdit/releases/tag/2.6.3
• https://github.com/IntellectualSites/FastAsyncWorldEdit/security/advisories/GHSA-whj9-m24x-qhhp
• https://github.com/IntellectualSites/FastAsyncWorldEdit/pull/2285
• https://github.com/IntellectualSites/FastAsyncWorldEdit/releases/tag/2.6.3
• https://github.com/IntellectualSites/FastAsyncWorldEdit/security/advisories/GHSA-whj9-m24x-qhhp

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