Regular Expression Denial of Service (ReDoS)

Overview @modelcontextprotocol/sdk is a Model Context Protocol implementation for TypeScript Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in the UriTemplate processing when handling RFC 6570 exploded array patterns. An attacker can cause excessive...

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

Impact A ReDoS vulnerability in the UriTemplate class allows attackers to cause denial of service. The partToRegExp function generates a regex pattern with nested quantifiers ^/+?:,^/+ for exploded template variables e.g., /id, ?tags, causing catastrophic backtracking on malicious input. Who is...

CVE-2026-0621 MCP TypeScript SDK UriTemplate Exploded Array Pattern ReDoS

Anthropic's MCP TypeScript SDK versions up to and including 1.25.1 contain a regular expression denial of service ReDoS vulnerability in the UriTemplate class when processing RFC 6570 exploded array patterns. The dynamically generated regular expression used during URI matching contains nested...

EUVD-2026-0800

Anthropic's MCP TypeScript SDK versions up to and including 1.25.1 contain a regular expression denial of service ReDoS vulnerability in the UriTemplate class when processing RFC 6570 exploded array patterns. The dynamically generated regular expression used during URI matching contains nested...

CVE-2026-0621 MCP TypeScript SDK UriTemplate Exploded Array Pattern ReDoS

Anthropic's MCP TypeScript SDK versions up to and including 1.25.1 contain a regular expression denial of service ReDoS vulnerability in the UriTemplate class when processing RFC 6570 exploded array patterns. The dynamically generated regular expression used during URI matching contains nested...

Regular Expression Denial of Service (ReDoS)

Overview raxe is a RAXE Community Edition - AI Security for Everyone. 460+ threat detection rules, L2 CPU-based ML, always free. Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in matcher.py, which may attempt to test pattern matches indefinitely...

PT-2026-26486

Name of the Vulnerable Software and Affected Versions league/commonmark versions 2.3.0 through 2.8.1 Description The DomainFilteringAdapter within the Embed extension is susceptible to an allowlist bypass because of a missing hostname boundary assertion in the domain-matching regular expression. ...

PT-2026-28674

Name of the Vulnerable Software and Affected Versions path-to-regexp versions prior to 8.4.0 Description The software is susceptible to a Regular Expression Denial of Service ReDoS condition when handling multiple wildcard characters combined with at least one parameter. This issue arises because...

CVE-2025-68475

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...

Security Bulletin: Multiple vulnerabilities in IBM® Db2® affect IBM® Db2® Big SQL.

Summary There are multiple vulnerabilities in IBM® Db2® 11.5 used by IBM® Db2® Big SQL 7 on IBM Cloud Pak for Data 4.7 and earlier. Vulnerability Details CVEID:CVE-2015-8383 DESCRIPTION: PCRE before 8.38 mishandles certain repeated conditional groups, which allows remote attackers to cause a deni...

CVE-2025-68475

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...

GHSA-RCHF-XWX2-HM93 Fedify has ReDoS Vulnerability in HTML Parsing Regex

Hi Fedify team! 👋 Thank you for your work on Fedify—it's a fantastic library for building federated applications. While reviewing the codebase, I discovered a Regular Expression Denial of Service ReDoS vulnerability that I'd like to report. I hope this helps improve the project's security. ---...

Regular Expression Denial of Service (ReDoS)

Overview @fedify/fedify is an An ActivityPub server framework Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS via docloader.ts. An attacker can cause the event loop to become unresponsive by supplying a specially crafted HTML payload that triggers...

EUVD-2025-204741

Fedify has ReDoS Vulnerability in HTML Parsing Regex...

Fedify has ReDoS Vulnerability in HTML Parsing Regex

Hi Fedify team! 👋 Thank you for your work on Fedify—it's a fantastic library for building federated applications. While reviewing the codebase, I discovered a Regular Expression Denial of Service ReDoS vulnerability that I'd like to report. I hope this helps improve the project's security. ---...

CVE-2025-68475

CVE-2025-68475 describes a ReDoS in Fedify's HTML document loader. A vulnerable regex in packages/fedify/src/runtime/docloader.ts uses nested quantifiers that enable catastrophic backtracking when parsing malicious HTML, potentially blocking the Node.js event loop. Affected versions are prior to ...

CVE-2025-68475 Fedify has ReDoS Vulnerability in HTML Parsing Regex

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...

PT-2025-52723

Name of the Vulnerable Software and Affected Versions Fedify versions prior to 1.6.13 Fedify versions prior to 1.7.14 Fedify versions prior to 1.8.15 Fedify versions prior to 1.9.2 Description Fedify is a TypeScript library used for building federated server applications based on ActivityPub. A...

Mozilla Firefox < 3.0.15

The version of Firefox installed on the remote macOS or Mac OS X host is prior to 3.0.15. It is, therefore, affected by a vulnerability as referenced in the mfsa2009-55 advisory. - Mozilla Firefox before 3.0.15 and 3.5.x before 3.5.4, and SeaMonkey before 2.0, allows remote attackers to execute...

Security Bulletin: Multiple vulnerabilities that affect IBM Db2 Intelligence Center (CVE-2025-47913, CVE-2022-25927, CVE-2025-6493, CWE-400, CWE-1333, CVE-2025-14687

Summary Multiple vulnerabilties fixed with Db2 Intelligence Center 1.1.3. Vulnerability Details CVEID:CVE-2025-47913 DESCRIPTION: SSH clients receiving SSHAGENTSUCCESS when expecting a typed response will panic and cause early termination of the client process. CVSS Source: CISA ADP CVSS Base...