High severity7.5NVD Advisory· Published Nov 2, 2020· Updated Jun 17, 2026

CVE-2020-9861

Description

A stack overflow issue existed in Swift for Linux. The issue was addressed with improved input validation for dealing with deeply nested malicious JSON input.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Swift/Swift 5.1.5 For Linuxv52 versions
unspecified+ 1 more
- (no CPE)range: unspecified
- (no CPE)
Apple Inc./Swift
cpe:2.3:a:apple:swift:*:*:*:*:*:ubuntu:*:*
Range: <=5.1.4

Patches

Vulnerability mechanics

References

forums.swift.org/t/swift-5-1-5-for-linux-jsonserialization-limit-recursion-when-parsing/34514nvdVendor Advisory

News mentions

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