# Benoit Chesneau Hackney vulnerabilities

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

Junglewise Threat Intelligence has tracked 11 vulnerabilities in Benoit Chesneau Hackney: 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-2026-47074, was published on 28 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 11 (0 critical, 0 exploited in the wild)

## About Benoit Chesneau Hackney

An HTTP client library for Erlang.

## Latest Benoit Chesneau Hackney vulnerabilities

- [CVE-2026-47074: ex-aws ex_aws_sns signature bypass in verify_message/1](https://junglewise.ai/threats/cve-2026-47074-ex-aws-ex-aws-sns-signature-bypass-in-verify-message-1) (high, CVSS 8.7, published 28 May 2026)
- [CVE-2026-47077: benoitc hackney resource exhaustion in HTTP/3 response loop](https://junglewise.ai/threats/cve-2026-47077-benoitc-hackney-resource-exhaustion-in-http-3-response-loop) (high, CVSS 7.5, published 25 May 2026)
- [CVE-2026-47076: benoitc hackney SSRF via percent-encoded host in normalize/2](https://junglewise.ai/threats/cve-2026-47076-benoitc-hackney-ssrf-via-percent-encoded-host-in-normalize-2) (medium, CVSS 6.9, published 25 May 2026)
- [CVE-2026-47075: benoitc hackney HTTP request splitting via CRLF injection in query string](https://junglewise.ai/threats/cve-2026-47075-benoitc-hackney-http-request-splitting-via-crlf-injection-in) (medium, CVSS 6.8, published 25 May 2026)
- [CVE-2026-47073: benoitc hackney unbounded memory consumption in WebSocket client](https://junglewise.ai/threats/cve-2026-47073-benoitc-hackney-unbounded-memory-consumption-in-websocket-client) (high, CVSS 8.7, published 25 May 2026)
- [CVE-2026-47072: Benoitc hackney CRLF injection in WebSocket upgrade request](https://junglewise.ai/threats/cve-2026-47072-benoitc-hackney-crlf-injection-in-websocket-upgrade-request) (medium, CVSS 6.9, published 25 May 2026)
- [CVE-2026-47071: benoitc hackney uncontrolled resource consumption in SOCKS5 TLS upgrade](https://junglewise.ai/threats/cve-2026-47071-benoitc-hackney-uncontrolled-resource-consumption-in-socks5-tls) (high, CVSS 8.2, published 25 May 2026)
- [CVE-2026-47070: benoitc hackney sensitive data exposure in HTTP/3 redirect handler](https://junglewise.ai/threats/cve-2026-47070-benoitc-hackney-sensitive-data-exposure-in-http-3-redirect) (medium, CVSS 6, published 25 May 2026)
- [CVE-2026-47069: benoitc hackney CRLF injection in hackney_cookie](https://junglewise.ai/threats/cve-2026-47069-benoitc-hackney-crlf-injection-in-hackney-cookie) (low, CVSS 2.1, published 25 May 2026)
- [CVE-2026-47067: benoitc hackney atom table exhaustion in URL parser](https://junglewise.ai/threats/cve-2026-47067-benoitc-hackney-atom-table-exhaustion-in-url-parser) (high, CVSS 8.7, published 25 May 2026)
- [CVE-2026-47066: benoitc hackney infinite loop in Alt-Svc header parser](https://junglewise.ai/threats/cve-2026-47066-benoitc-hackney-infinite-loop-in-alt-svc-header-parser) (high, CVSS 8.7, published 25 May 2026)

## Most severe Benoit Chesneau Hackney vulnerabilities

- [CVE-2026-47073: benoitc hackney unbounded memory consumption in WebSocket client](https://junglewise.ai/threats/cve-2026-47073-benoitc-hackney-unbounded-memory-consumption-in-websocket-client) (high, CVSS 8.7, published 25 May 2026)
- [CVE-2026-47067: benoitc hackney atom table exhaustion in URL parser](https://junglewise.ai/threats/cve-2026-47067-benoitc-hackney-atom-table-exhaustion-in-url-parser) (high, CVSS 8.7, published 25 May 2026)
- [CVE-2026-47066: benoitc hackney infinite loop in Alt-Svc header parser](https://junglewise.ai/threats/cve-2026-47066-benoitc-hackney-infinite-loop-in-alt-svc-header-parser) (high, CVSS 8.7, published 25 May 2026)
- [CVE-2026-47074: ex-aws ex_aws_sns signature bypass in verify_message/1](https://junglewise.ai/threats/cve-2026-47074-ex-aws-ex-aws-sns-signature-bypass-in-verify-message-1) (high, CVSS 8.7, published 28 May 2026)
- [CVE-2026-47071: benoitc hackney uncontrolled resource consumption in SOCKS5 TLS upgrade](https://junglewise.ai/threats/cve-2026-47071-benoitc-hackney-uncontrolled-resource-consumption-in-socks5-tls) (high, CVSS 8.2, published 25 May 2026)
- [CVE-2026-47077: benoitc hackney resource exhaustion in HTTP/3 response loop](https://junglewise.ai/threats/cve-2026-47077-benoitc-hackney-resource-exhaustion-in-http-3-response-loop) (high, CVSS 7.5, published 25 May 2026)
- [CVE-2026-47072: Benoitc hackney CRLF injection in WebSocket upgrade request](https://junglewise.ai/threats/cve-2026-47072-benoitc-hackney-crlf-injection-in-websocket-upgrade-request) (medium, CVSS 6.9, published 25 May 2026)
- [CVE-2026-47076: benoitc hackney SSRF via percent-encoded host in normalize/2](https://junglewise.ai/threats/cve-2026-47076-benoitc-hackney-ssrf-via-percent-encoded-host-in-normalize-2) (medium, CVSS 6.9, published 25 May 2026)
- [CVE-2026-47075: benoitc hackney HTTP request splitting via CRLF injection in query string](https://junglewise.ai/threats/cve-2026-47075-benoitc-hackney-http-request-splitting-via-crlf-injection-in) (medium, CVSS 6.8, published 25 May 2026)
- [CVE-2026-47070: benoitc hackney sensitive data exposure in HTTP/3 redirect handler](https://junglewise.ai/threats/cve-2026-47070-benoitc-hackney-sensitive-data-exposure-in-http-3-redirect) (medium, CVSS 6, published 25 May 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 |

## 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, "Benoit Chesneau Hackney vulnerabilities", https://junglewise.ai/threats/technologies/hackney, 9 November 2026.