# Fedify vulnerabilities

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

Junglewise Threat Intelligence has tracked 8 vulnerabilities in Fedify: 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-2026-62857, was published on 6 August 2026. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 8 (0 critical, 0 exploited in the wild)

## About Fedify

Fedify is an open-source framework for building federated server applications using the ActivityPub protocol.

## Latest Fedify vulnerabilities

- [CVE-2026-62857: Fedify getNodeInfo() server-side request forgery](https://junglewise.ai/threats/cve-2026-62857-fedify-getnodeinfo-server-side-request-forgery) (info, CVSS 7.5, published 6 Aug 2026)
- [CVE-2026-50131: Fedify SSRF via incomplete IPv4 validation in validatePublicUrl](https://junglewise.ai/threats/cve-2026-50131-fedify-ssrf-via-incomplete-ipv4-validation-in-validatepublicurl) (high, CVSS 8.6, published 10 Jun 2026)
- [CVE-2026-42462: Fedify Linked Data Signature bypass via JSON-LD restructuring](https://junglewise.ai/threats/cve-2026-42462-fedify-linked-data-signature-bypass-via-json-ld-restructuring) (high, CVSS 7, published 10 Jun 2026)
- [CVE-2026-34148: Fedify unbounded redirect following resource exhaustion in document loader](https://junglewise.ai/threats/cve-2026-34148-fedify-unbounded-redirect-following-resource-exhaustion-in) (high, CVSS 7.5, published 6 Apr 2026)
- [CVE-2025-68475: Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Prior to versions 1.6.13…](https://junglewise.ai/threats/cve-2025-68475-fedify-redos-vulnerability-in-html-parsing-regex) (high, CVSS 7.5, published 22 Dec 2025)
- [CVE-2025-54888: Fedify authentication bypass in ActivityPub inbox handler](https://junglewise.ai/threats/cve-2025-54888-fedify-authentication-bypass-in-activitypub-inbox-handler) (medium, CVSS 4, published 8 Aug 2025)
- [CVE-2025-23221: Fedify infinite loop and blind SSRF in WebFinger mechanism](https://junglewise.ai/threats/cve-2025-23221-fedify-infinite-loop-and-blind-ssrf-in-webfinger-mechanism) (low, CVSS 3.1, published 21 Jan 2025)
- [CVE-2024-39687: Fedify SSRF in DocLoader](https://junglewise.ai/threats/cve-2024-39687-fedify-ssrf-in-docloader) (low, CVSS 3.1, published 5 Jul 2024)

## Most severe Fedify vulnerabilities

- [CVE-2026-50131: Fedify SSRF via incomplete IPv4 validation in validatePublicUrl](https://junglewise.ai/threats/cve-2026-50131-fedify-ssrf-via-incomplete-ipv4-validation-in-validatepublicurl) (high, CVSS 8.6, published 10 Jun 2026)
- [CVE-2025-68475: Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Prior to versions 1.6.13…](https://junglewise.ai/threats/cve-2025-68475-fedify-redos-vulnerability-in-html-parsing-regex) (high, CVSS 7.5, published 22 Dec 2025)
- [CVE-2026-34148: Fedify unbounded redirect following resource exhaustion in document loader](https://junglewise.ai/threats/cve-2026-34148-fedify-unbounded-redirect-following-resource-exhaustion-in) (high, CVSS 7.5, published 6 Apr 2026)
- [CVE-2026-42462: Fedify Linked Data Signature bypass via JSON-LD restructuring](https://junglewise.ai/threats/cve-2026-42462-fedify-linked-data-signature-bypass-via-json-ld-restructuring) (high, CVSS 7, published 10 Jun 2026)
- [CVE-2025-54888: Fedify authentication bypass in ActivityPub inbox handler](https://junglewise.ai/threats/cve-2025-54888-fedify-authentication-bypass-in-activitypub-inbox-handler) (medium, CVSS 4, published 8 Aug 2025)
- [CVE-2024-39687: Fedify SSRF in DocLoader](https://junglewise.ai/threats/cve-2024-39687-fedify-ssrf-in-docloader) (low, CVSS 3.1, published 5 Jul 2024)
- [CVE-2025-23221: Fedify infinite loop and blind SSRF in WebFinger mechanism](https://junglewise.ai/threats/cve-2025-23221-fedify-infinite-loop-and-blind-ssrf-in-webfinger-mechanism) (low, CVSS 3.1, published 21 Jan 2025)
- [CVE-2026-62857: Fedify getNodeInfo() server-side request forgery](https://junglewise.ai/threats/cve-2026-62857-fedify-getnodeinfo-server-side-request-forgery) (info, CVSS 7.5, published 6 Aug 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 |

## Fedify technologies

- [Fedify](https://junglewise.ai/threats/technologies/fedify): 8 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, "Fedify vulnerabilities", https://junglewise.ai/threats/vendors/fedify, 9 November 2026.