CLSA-2026-1780391238 Fix CVE(s): CVE-2026-8376

SECURITY UPDATE: heap buffer overflow in the regexp compiler 32-bit - debian/patches/CVE-2026-8376.patch: guard against an SSizet overflow when sizing the joined fixed-substring buffer in Perlstudychunk in regcomp.c; backported from upstream commit 5e7f119eb2bb1181be908701f22bf7068e722f1c. -...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in path-to-regexp-0.1.12.tgz

Summary IBM Watson Discovery Cartridge affected by vulnerability in path-to-regexp-0.1.12.tgz Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time you have three or more parameters within a single segment, separated by something that is not...

Security Bulletin: IBM Maximo Application Suite - Monitor Component uses path-to-regexp-0.1.12.tgz which is vulnerable to CVE-2026-4867

Summary Security Bulletin: IBM Maximo Application Suite - Monitor Component uses path-to-regexp-0.1.12.tgz which is vulnerable to CVE-2026-4867.This bulletin contains information addressing the vulnerability. Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression ...

Security Bulletin: Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to a vulnerability in path-to-regexp

Summary Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to a vulnerability in path-to-regexp. CVE-2026-4867 The vulnerability have been addressed. Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time...

Security Bulletin: Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in path-to-regexp

Summary Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in path-to-regexp. CVE-2026-4923, CVE-2026-4926 The vulnerabilities have been addressed. Vulnerability Details CVEID:CVE-2026-4923 DESCRIPTION: Impact: When using multiple...

CVE-2026-8376

Perl versions through 5.43.10 have a heap buffer overflow when compiling regular expressions with a repeated fixed string on 32-bit builds. Perlstudychunk in regcompstudy.c checked the size of the joined substring buffer in characters rather than bytes. For a quantified fixed substring with a lar...

UBUNTU-CVE-2026-9256

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Path-to-Regexp vulnerability (USN-8290-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-8290-1 advisory. It was discovered that Path-to-Regexp incorrectly handled route patterns containing multiple named parameters...

USN-8290-1: Path-to-Regexp vulnerability

It was discovered that Path-to-Regexp incorrectly handled route patterns containing multiple named parameters separated by non-delimiter characters such as hyphens. An attacker could possibly use this issue to cause a denial of service via catastrophic backtracking in the generated regular...

Astra Linux – Vulnerability in Firefox and Thunderbird

When calling JS::CheckRegExpSyntax, a syntax error may be set, resulting in the call to convertToRuntimeErrorAndClear. A path within the function might attempt to allocate memory when no memory is available, causing a newly created Out of Memory exception to be misinterpreted as a syntax error...

GHSA-WWHQ-W58M-W29C Caddy CVE-2026-30852 Fix Bypass

TL;DR CVE-2026-30852 fixed double expansion in varsregexp when the variable key is a placeholder e.g. http.vars.x. The fix does NOT protect literal key names e.g. tenantid. An attacker injects env.AWSSECRETACCESSKEY or file./etc/passwd via a request header → Caddy expands it on the second pass →...

CLSA-2026-1778140717 vim: Fix of 10 CVEs

CVE-2022-0158: fix Vim9 reading before start of line with single $ - CVE-2022-0696: fix crash when switching tabpage in cmdline window - CVE-2022-1674: fix crash when matching buffer with invalid pattern - CVE-2022-1725: fix using NULL regexp program in buffer matching - CVE-2022-1771: fix...

GHSA-C4RQ-3M3G-8WGX Nokogiri CSS selector tokenizer has regular expression backtracking

Summary Nokogiri's CSS selector tokenizer contains regular expressions whose construction may result in exponential regex backtracking on adversarial selectors. Three ReDoS vectors are addressed in this release: 1. String-literal tokenization on certain unterminated quoted-string input. 2...

Security Bulletin: There is a vulnerability in path-to-regexp-0.1.12.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-4867)

Summary There is a vulnerability in path-to-regexp-0.1.12.tgz used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time you have three or more parameters within a single...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of the path-to-regexp library

Summary Due to use of the path-to-regexp library, DevOps Test Performance and Rational Performance Tester contain a potential Regular Expression Denial of Service ReDoS vulnerability. Vulnerability Details CVEID:CVE-2026-4923 DESCRIPTION: Impact: When using multiple wildcards, combined with at...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of the path-to-regexp package

Summary Due to use of the path-to-regexp package, DevOps Test Performance and Rational Performance Tester contain a potential Regular Expression Denial of Service ReDoS vulnerability. Vulnerability Details CVEID:CVE-2026-4867 DESCRIPTION: Impact: A bad regular expression is generated any time you...

CVE-2026-35040 fast-jwt: Stateful RegExp (/g or /y) causes non-deterministic allowed-claim validation (logical DoS)

fast-jwt provides fast JSON Web Token JWT implementation. Prior to 6.2.1, using certain modifiers on RegExp objects in the allowedAud, allowedIss, allowedSub, allowedJti, or allowedNonce options in verify functions can cause certain unintended behaviours. This is because some modifiers are statef...

PT-2026-30852

Name of the Vulnerable Software and Affected Versions Gotenberg versions 8.29.1 and earlier Description Gotenberg uses the dlclark/regexp2 library to compile user-supplied scope patterns without a timeout. This allows users with access to features utilizing this logic to potentially hang workers...

Gotenberg 安全漏洞

Gotenberg is an open-source, developer-friendly API developed by Gotenberg. It is used to convert various document formats into PDF files. Versions of Gotenberg prior to 8.29.1 contained security vulnerabilities. These vulnerabilities stemmed from the use of dlclark/regexp2 to compile user-provid...

07-calito-router (>=0.0.2, <=0.0.4), 07-dey-router (>=0.0.1, <=0.0.2) +1026 more potentially affected by CVE-2026-4923 via path-to-regexp (>=8.0.0, <=8.3.0)

path-to-regexp NPM version =8.0.0, =0.0.2, =0.0.1, =0.0.0, =0.0.1, =0.0.1, =0.0.0, =0.0.1, =0.0.2, =0.0.1-alpha.2, =0.0.1-alpha.1, =4.0.61, =4.0.61, =0.0.1, =0.3.1, =0.3.4 and more Source cves: CVE-2026-4923 Source advisory: OSV:GHSA-27V5-C462-WPQ7...