# Facebook Hydra vulnerabilities

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

Junglewise Threat Intelligence has tracked 3 vulnerabilities in Facebook Hydra: 0 in the last 7 days and 3 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, Hydra legacy target blacklist permits unsafe PyYAML loading, was published on 27 October 2026. 1 vulnerability in the last four weeks, down 50% on the four before (2).

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 3
- All time: 3 (0 critical, 0 exploited in the wild)

## About Facebook Hydra

Hydra is a framework for configuring complex applications developed by Facebook.

## Latest Facebook Hydra vulnerabilities

- [Hydra legacy target blacklist permits unsafe PyYAML loading](https://junglewise.ai/threats/hydra-legacy-target-blacklist-permits-unsafe-pyyaml-loading-b82ea1ec) (high, CVSS 7.8, published 27 Oct 2026)
- [CVE-2026-106442: Facebook Hydra instantiate target bypass vulnerability](https://junglewise.ai/threats/cve-2026-106442-hydra-is-a-framework-for-elegantly-configuring-complex) (high, CVSS 7.8, published 6 Oct 2026)
- [CVE-2026-106439: Hydra instantiate execution policy bypass via mutable module-level state](https://junglewise.ai/threats/cve-2026-106439-hydra-is-a-framework-for-elegantly-configuring-complex) (high, CVSS 4, published 6 Oct 2026)

## Most severe Facebook Hydra vulnerabilities

- [CVE-2026-106442: Facebook Hydra instantiate target bypass vulnerability](https://junglewise.ai/threats/cve-2026-106442-hydra-is-a-framework-for-elegantly-configuring-complex) (high, CVSS 7.8, published 6 Oct 2026)
- [Hydra legacy target blacklist permits unsafe PyYAML loading](https://junglewise.ai/threats/hydra-legacy-target-blacklist-permits-unsafe-pyyaml-loading-b82ea1ec) (high, CVSS 7.8, published 27 Oct 2026)
- [CVE-2026-106439: Hydra instantiate execution policy bypass via mutable module-level state](https://junglewise.ai/threats/cve-2026-106439-hydra-is-a-framework-for-elegantly-configuring-complex) (high, CVSS 4, published 6 Oct 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, down 50% on the four before (2).

| 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 | 2 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 1 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Facebook technologies

- [Facebook Proxygen](https://junglewise.ai/threats/technologies/proxygen): 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, "Facebook Hydra vulnerabilities", https://junglewise.ai/threats/technologies/facebook-hydra, 9 November 2026.