# Swift package vulnerabilities

Source: https://junglewise.ai/threats/vendors/swift  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/swift.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 18 vulnerabilities in Swift packages: 0 in the last 7 days and 1 in the last 90 days, 5 of them critical and 0 exploited in the wild. The most recent, CVE-2026-61695, was published on 23 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before. 2 packages have a page of their own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 18 (5 critical, 0 exploited in the wild)

## About Swift

Swift is a general-purpose programming language developed by Apple for building applications across macOS, iOS, watchOS, and tvOS.

## Latest Swift package vulnerabilities

- [CVE-2026-61695: Square Wire Swift runtime negative length in skipGroup() denial of service](https://junglewise.ai/threats/cve-2026-61695-square-wire-swift-runtime-negative-length-in-skipgroup-denial-of) (high, CVSS 7.5, published 23 Sep 2026)
- [CVE-2026-64785: Apple SwiftNIO HTTP/2 request smuggling via header validation bypass](https://junglewise.ai/threats/cve-2026-64785-apple-swiftnio-http-2-request-smuggling-via-header-validation) (medium, CVSS 5.3, published 23 Jul 2026)
- [CVE-2026-47122: Sparkle missing authentication in AppInstaller Mach service connection](https://junglewise.ai/threats/cve-2026-47122-sparkle-missing-authentication-in-appinstaller-mach-service) (medium, CVSS 4.2, published 21 Jul 2026)
- [CVE-2026-47121: Sparkle path traversal via intermediate symlinks in delta updates](https://junglewise.ai/threats/cve-2026-47121-sparkle-path-traversal-via-intermediate-symlinks-in-delta-updates) (medium, CVSS 6.1, published 21 Jul 2026)
- [CVE-2026-28898: Apple swift-nio-http2 request smuggling in HTTP2ToHTTP1Codec](https://junglewise.ai/threats/cve-2026-28898-apple-swift-nio-http2-request-smuggling-in-http2tohttp1codec) (low, CVSS 0, published 25 Jun 2026)
- [CVE-2026-28975: Apple swift-nio-extras decompression ratio limit bypass in NIOHTTPRequestDecompressor](https://junglewise.ai/threats/cve-2026-28975-apple-swift-nio-extras-decompression-ratio-limit-bypass-in) (medium, CVSS 6.9, published 12 Jun 2026)
- [CVE-2026-28980: Apple SwiftNIO uncontrolled resource consumption in HTTPDecoder](https://junglewise.ai/threats/cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder) (high, CVSS 8.7, published 12 Jun 2026)
- [CVE-2026-43671: Apple SwiftNIO out-of-bounds write in ByteBuffer](https://junglewise.ai/threats/cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer) (high, CVSS 8.3, published 12 Jun 2026)
- [CVE-2026-28970: Apple SwiftNIO CRLF injection in HTTP validator handlers](https://junglewise.ai/threats/cve-2026-28970-apple-swiftnio-crlf-injection-in-http-validator-handlers) (medium, CVSS 6.3, published 12 Jun 2026)
- [Apple container pf rule injection in container system dns create](https://junglewise.ai/threats/apple-container-pf-rule-injection-in-container-system-dns-create-9afe0647) (low, CVSS 1.9, published 7 May 2026)
- [CVE-2026-27120: Leaf-kit html escaping does not work on characters that are part of extended grapheme cluster](https://junglewise.ai/threats/cve-2026-27120-leaf-kit-html-escaping-does-not-work-on-characters-that-are-part) (medium, CVSS 6.1, published 19 Feb 2026)
- [CVE-2025-54950: PyTorch ExecuTorch out-of-bounds read in model loading](https://junglewise.ai/threats/cve-2025-54950-pytorch-executorch-out-of-bounds-read-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-30404: PyTorch ExecuTorch integer overflow in model loading](https://junglewise.ai/threats/cve-2025-30404-pytorch-executorch-integer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-30405: Meta ExecuTorch integer overflow in model loading](https://junglewise.ai/threats/cve-2025-30405-meta-executorch-integer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-54949: Meta ExecuTorch heap buffer overflow in model loading](https://junglewise.ai/threats/cve-2025-54949-meta-executorch-heap-buffer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-54951: ExecuTorch heap-based buffer overflow in model loading](https://junglewise.ai/threats/cve-2025-54951-executorch-heap-based-buffer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-30402: PyTorch ExecuTorch heap-based buffer overflow in method loading](https://junglewise.ai/threats/cve-2025-30402-pytorch-executorch-heap-based-buffer-overflow-in-method-loading) (high, CVSS 8.1, published 11 Jul 2025)
- [CVE-2024-27529: Wasm3 uncontrolled memory allocation in Read_utf8](https://junglewise.ai/threats/cve-2024-27529-wasm3-uncontrolled-memory-allocation-in-read-utf8) (high, CVSS 8.4, published 9 Nov 2024)

## Most severe Swift package vulnerabilities

- [CVE-2025-54951: ExecuTorch heap-based buffer overflow in model loading](https://junglewise.ai/threats/cve-2025-54951-executorch-heap-based-buffer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-54949: Meta ExecuTorch heap buffer overflow in model loading](https://junglewise.ai/threats/cve-2025-54949-meta-executorch-heap-buffer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-54950: PyTorch ExecuTorch out-of-bounds read in model loading](https://junglewise.ai/threats/cve-2025-54950-pytorch-executorch-out-of-bounds-read-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-30404: PyTorch ExecuTorch integer overflow in model loading](https://junglewise.ai/threats/cve-2025-30404-pytorch-executorch-integer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2025-30405: Meta ExecuTorch integer overflow in model loading](https://junglewise.ai/threats/cve-2025-30405-meta-executorch-integer-overflow-in-model-loading) (critical, CVSS 9.8, published 8 Aug 2025)
- [CVE-2026-28980: Apple SwiftNIO uncontrolled resource consumption in HTTPDecoder](https://junglewise.ai/threats/cve-2026-28980-apple-swiftnio-uncontrolled-resource-consumption-in-httpdecoder) (high, CVSS 8.7, published 12 Jun 2026)
- [CVE-2024-27529: Wasm3 uncontrolled memory allocation in Read_utf8](https://junglewise.ai/threats/cve-2024-27529-wasm3-uncontrolled-memory-allocation-in-read-utf8) (high, CVSS 8.4, published 9 Nov 2024)
- [CVE-2026-43671: Apple SwiftNIO out-of-bounds write in ByteBuffer](https://junglewise.ai/threats/cve-2026-43671-apple-swiftnio-out-of-bounds-write-in-bytebuffer) (high, CVSS 8.3, published 12 Jun 2026)
- [CVE-2025-30402: PyTorch ExecuTorch heap-based buffer overflow in method loading](https://junglewise.ai/threats/cve-2025-30402-pytorch-executorch-heap-based-buffer-overflow-in-method-loading) (high, CVSS 8.1, published 11 Jul 2025)
- [CVE-2026-61695: Square Wire Swift runtime negative length in skipGroup() denial of service](https://junglewise.ai/threats/cve-2026-61695-square-wire-swift-runtime-negative-length-in-skipgroup-denial-of) (high, CVSS 7.5, published 23 Sep 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 1 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Swift packages

- [github.com/pytorch/executorch (Swift)](https://junglewise.ai/threats/technologies/github-com-pytorch-executorch): 6 vulnerabilities
- [github.com/apple/swift-nio (Swift)](https://junglewise.ai/threats/technologies/github-com-apple-swift-nio): 3 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Swift package vulnerabilities", https://junglewise.ai/threats/vendors/swift, 9 November 2026.