# github.com/apple/swift-nio (Swift) vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in github.com/apple/swift-nio (Swift): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-28980, was published on 12 June 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 3 (0 critical, 0 exploited in the wild)

## About github.com/apple/swift-nio (Swift)

An event-driven non-blocking network application framework for Swift.

## Latest github.com/apple/swift-nio (Swift) vulnerabilities

- [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)

## Most severe github.com/apple/swift-nio (Swift) vulnerabilities

- [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)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| 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 | 0 | 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 |

## Other Swift technologies

- [github.com/pytorch/executorch (Swift)](https://junglewise.ai/threats/technologies/github-com-pytorch-executorch): 6 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, "github.com/apple/swift-nio (Swift) vulnerabilities", https://junglewise.ai/threats/technologies/github-com-apple-swift-nio, 9 November 2026.