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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2025-68475 Detail

Description

Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Prior to versions 1.6.13, 1.7.14, 1.8.15, and 1.9.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Fedify's document loader. The HTML parsing regex at packages/fedify/src/runtime/docloader.ts:259 contains nested quantifiers that cause catastrophic backtracking when processing maliciously crafted HTML responses. This issue has been patched in versions 1.6.13, 1.7.14, 1.8.15, and 1.9.2.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/fedify-dev/fedify/commit/2bdcb24d7d6d5886e0214ed504b63a6dc5488779 GitHub, Inc.
https://github.com/fedify-dev/fedify/commit/bf2f0783634efed2663d1b187dc55461ee1f987a GitHub, Inc.
https://github.com/fedify-dev/fedify/releases/tag/1.6.13 GitHub, Inc.
https://github.com/fedify-dev/fedify/releases/tag/1.7.14 GitHub, Inc.
https://github.com/fedify-dev/fedify/releases/tag/1.8.15 GitHub, Inc.
https://github.com/fedify-dev/fedify/releases/tag/1.9.2 GitHub, Inc.
https://github.com/fedify-dev/fedify/security/advisories/GHSA-rchf-xwx2-hm93 GitHub, Inc.

Weakness Enumeration

CWE-ID CWE Name Source
CWE-1333 Inefficient Regular Expression Complexity GitHub, Inc.  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-68475
NVD Published Date:
12/22/2025
NVD Last Modified:
12/22/2025
Source:
GitHub, Inc.