CVE-2026-102270

The PyJWT library (prior to version 2.14.0 ) is vulnerable to a Regular Expression Denial of Service (ReDoS) in the is_pem_format function. The root cause is extensive backtracking performed by a lazy PEM regular expression when processing certificate-like inputs containing repeated BEGIN markers...

CVE-2026-102270 PyJWT: ReDoS vulnerability when calling the `is_pem_format` function.

PyJWT is a Python implementation of JSON Web Token standards. Prior to 2.14.0, PyJWT ispemformat is affected because lazy PEM regular expression backtracks extensively. This occurs when a certificate-like input contains repeated BEGIN markers without a matching END marker. As a result, ispemforma...

CVE-2026-101906

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906 Axios: ReDoS (O(N²)) in shouldBypassProxy host normalization, reachable via untrusted redirect Location

Axios is a promise-based HTTP client for the browser and Node.js. From 1.15.0 until 1.20.0, Axios shouldBypassProxy applies a quadratic trailing-dot regular expression to redirect hostnames. HTTPPROXY or HTTPSPROXY is configured, NOPROXY or noproxy is non-empty, redirects are followed, and a...

CVE-2026-101906

The Axios promise-based HTTP client is vulnerable to a Regular Expression Denial of Service (ReDoS) affecting versions 1.15.0 through 1.20.0 . The root cause is a quadratic trailing-dot regular expression used within the shouldBypassProxy function during host normalization. When HTTP_PROXY/HTTPS_...

CVE-2026-101903 Axios: ReDoS in fromDataURI data: URL parser freezes the Node event loop (DoS)

Axios is a promise-based HTTP client for the browser and Node.js. From 1.16.1 until 1.20.0, the RFC 2397 regular expression allows slash characters on both sides of the media-type separator. An application passes an attacker-controlled malformed data URL containing many slash characters and no...

CVE-2026-101903 Axios: ReDoS in fromDataURI data: URL parser freezes the Node event loop (DoS)

Axios is a promise-based HTTP client for the browser and Node.js. From 1.16.1 until 1.20.0, the RFC 2397 regular expression allows slash characters on both sides of the media-type separator. An application passes an attacker-controlled malformed data URL containing many slash characters and no...

CVE-2026-101903 Axios: ReDoS in fromDataURI data: URL parser freezes the Node event loop (DoS)

Axios is a promise-based HTTP client for the browser and Node.js. From 1.16.1 until 1.20.0, the RFC 2397 regular expression allows slash characters on both sides of the media-type separator. An application passes an attacker-controlled malformed data URL containing many slash characters and no...

CVE-2026-101903

The Axios HTTP client (versions 1.16.1 through 1.20.0 ) is vulnerable to a Regular Expression Denial of Service (ReDoS) . The issue stems from the RFC 2397 regular expression used in the fromDataURI function, which improperly allows slash characters on both sides of the media-type separator. An a...

CVE-2023-32309

CVE-2023-32309...

CVE-2020-5236

Waitress 1.4.2 ReDoS - CVE-2020-5236 Waitress version 1.4.2 allows a DOS attack When waitress receives a header that contains invalid characters. When a header like "Bad-header: xxxxxxxxxxxxxxx\x10" is received, it will cause the regular expression engine to catastrophically backtrack causing the...

Security Bulletin: Threat Intelligence App for IBM QRadar SIEM contains components with known vulnerabilities

Summary The product includes vulnerable components e.g., framework libraries that could be identified and exploited with automated tools. Threat Intelligence App for IBM QRadar SIEM has addressed the applicable CVEs in an update. Vulnerability Details CVEID:CVE-2026-33671 DESCRIPTION: Picomatch i...

CVE-2023-4220

CVE-2023-4220...

CVE-2023-31606

CVE-2023-31606 Vulnerability A Regular Expression Denial of Service ReDoS issue was discovered in the sanitizehtml function of redcloth gem = v4.0.0. This vulnerability allows attackers to cause a Denial of Service DoS via supplying a crafted payload. What is ReDoS? As per OWASP - The Regular...

CVE-2023-27704

CVE-2023-27704 CVE-2023-27704 Void Tools Everything lower than v1.4.1.1022 was discovered to contain a Regular Expression Denial of Service ReDoS fix at Everything 1.5 alpha Suggested description Void Tools Everything lower than v1.4.1.1022 was discovered to contain a Regular Expression Denial of...

CVE-2024-27088

CVE-2024-27088 취약점 개요 CVE-2024-27088 Feb 26, 2024 ReDoS in node.js package rebob 프로젝트의 일환 취약점 설명 github advisories /^\sfunction\s\0-'-\uffff+\s\0--\uffff\s/ This vulnerability can be exploited when there is an imbalance in parentheses, which results in excessive backtracking and subsequently...

CVE-2023-43646

CVE-2023-43646 Vulnerability Overview CVE-2023-43646 CVSS : 8.6 Sep 26, 2023 ReDoS in node.js package Part of the rebob project Vulnerability Description github advisories /\sfunction?:\s|\s/^?:/+/\s^\/+/ This vulnerability can be exploited when there is an imbalance in parentheses, which results...

Security Bulletin: QRadar Deployment Intelligence App for IBM QRadar SIEM contains components with known vulnerabilities

Summary The product includes vulnerable components e.g., framework libraries that could be identified and exploited with automated tools. QRadar Deployment Intelligence for IBM QRadar SIEM has addressed the applicable CVEs in an update. Vulnerability Details CVEID:CVE-2026-25639 DESCRIPTION: Axio...