Vulnerability Details CVE-2025-26622
vyper is a Pythonic Smart Contract Language for the EVM. Vyper `sqrt()` builtin uses the babylonian method to calculate square roots of decimals. Unfortunately, improper handling of the oscillating final states may lead to sqrt incorrectly returning rounded up results. This issue is being addressed and a fix is expected in version 0.4.1. Users are advised to upgrade as soon as the patched release is available. There are no known workarounds for this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.9%
CVSS Severity
CVSS v3 Score 7.5
References
Products affected by CVE-2025-26622
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cpe:2.3:a:vyperlang:vyper:0.0.4
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cpe:2.3:a:vyperlang:vyper:0.1.0
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cpe:2.3:a:vyperlang:vyper:0.2.0
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cpe:2.3:a:vyperlang:vyper:0.2.1
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cpe:2.3:a:vyperlang:vyper:0.2.10
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cpe:2.3:a:vyperlang:vyper:0.2.11
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cpe:2.3:a:vyperlang:vyper:0.2.12
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cpe:2.3:a:vyperlang:vyper:0.2.13
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cpe:2.3:a:vyperlang:vyper:0.2.14
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cpe:2.3:a:vyperlang:vyper:0.2.15
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cpe:2.3:a:vyperlang:vyper:0.2.16
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cpe:2.3:a:vyperlang:vyper:0.2.2
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cpe:2.3:a:vyperlang:vyper:0.2.3
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cpe:2.3:a:vyperlang:vyper:0.2.4
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cpe:2.3:a:vyperlang:vyper:0.2.5
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cpe:2.3:a:vyperlang:vyper:0.2.6
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cpe:2.3:a:vyperlang:vyper:0.2.7
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cpe:2.3:a:vyperlang:vyper:0.2.8
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cpe:2.3:a:vyperlang:vyper:0.2.9
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cpe:2.3:a:vyperlang:vyper:0.3.0
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cpe:2.3:a:vyperlang:vyper:0.3.1
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cpe:2.3:a:vyperlang:vyper:0.3.10
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cpe:2.3:a:vyperlang:vyper:0.3.2
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cpe:2.3:a:vyperlang:vyper:0.3.3
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cpe:2.3:a:vyperlang:vyper:0.3.4
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cpe:2.3:a:vyperlang:vyper:0.3.5
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cpe:2.3:a:vyperlang:vyper:0.3.6
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cpe:2.3:a:vyperlang:vyper:0.3.7
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cpe:2.3:a:vyperlang:vyper:0.3.8
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cpe:2.3:a:vyperlang:vyper:0.3.9
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cpe:2.3:a:vyperlang:vyper:0.4.0