Open WebUI: Any authenticated user can stall a worker via a knowledge-search pattern that backtracks catastrophically

Summary The built-in knowledge search tools let a chat participant choose the pattern used to grep knowledge files. Patterns containing regex metacharacters were compiled with Python's backtracking re engine and run against every line of every reachable file, with no time limit anywhere on that...

MAL-2026-11598 Malicious code in @onereach/expression-components (npm)

npm/@onereach/expression-components is affected by the large-scale, self-propagating npm supply-chain worm of 2026-08-04 the "Shai-Hulud: Here We Go Again" wave — the same campaign that began with the compromise of the keyv and cacheable maintainer account. The listed versions were trojanized and...

Malicious code in @onereach/expression-components (npm)

npm/@onereach/expression-components is affected by the large-scale, self-propagating npm supply-chain worm of 2026-08-04 the "Shai-Hulud: Here We Go Again" wave — the same campaign that began with the compromise of the keyv and cacheable maintainer account. The listed versions were trojanized and...

CVE-2026-67199

Perspective 5.0.0 contains a denial of service vulnerability that allows remote attackers to block the server event loop indefinitely by submitting a crafted expression containing unbounded for or while loop constructs in a TableMakeViewReq message. Attackers can embed an arbitrarily large...

CVE-2026-67199 Perspective 5.0.0 DoS via Loop Expression Evaluation

Perspective 5.0.0 contains a denial of service vulnerability that allows remote attackers to block the server event loop indefinitely by submitting a crafted expression containing unbounded for or while loop constructs in a TableMakeViewReq message. Attackers can embed an arbitrarily large...

CVE-2026-67195 Perspective 5.0.0 RCE via eval() Expression Injection

Perspective 5.0.0 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary operating system commands by submitting crafted expression strings to the PolarsVirtualServer backend, which passes client-supplied input directly to Python's eval with only...

CVE-2026-67195

CVE-2026-67195 describes a remote code execution in Perspective 5.0.0 via an eval() expression injection in the PolarsVirtualServer backend. The vulnerability occurs when client-supplied input is passed directly to Python’s eval() with almost no sandboxing (builtins cleared). Attackers can traver...

Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter

SummaryThe regular expression used to parse the convolution filter exhibits exponential-time backtracking for certain inputs, enabling a Regular Expression Denial of Service ReDoS. DetailsThe RegExp for convolution is defined as...

PYSEC-2026-3582 Natural Language Toolkit (NLTK): ReDoS in NLTK ReviewsCorpusReader FEATURES regex

Summary ReviewsCorpusReader extracts feature annotations of the form label followed by a bracketed signed digit e.g. a label then +2 from each review line, using the module-level FEATURES regex. The feature-label sub-pattern is unbounded — an optional greedy run of word-plus-whitespace groups...

PYSEC-2026-3616 Thumbor has Regex Denial of Service (ReDoS) in `convolution` filter

Summary The regular expression used to parse the convolution filter exhibits exponential-time backtracking for certain inputs, enabling a Regular Expression Denial of Service ReDoS. Details The RegExp for convolution is defined as...

SpEL Expression Injection

Spring Data REST is vulnerable to SpEL expression injection through map-typed properties when processing JSON Patch requests. The vulnerability is due to the JSON Pointer path segment used as the map key being embedded directly into a SpEL expression without sanitization or validation, where...

CVE-2026-70493: Inefficient Regular Expression Complexity

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.6 until 0.11.0, the built-in knowledge search path in backend/openwebui/tools/knowledgefs.py and backend/openwebui/tools/builtin.py let a chat participant choose a pattern used to grep knowledge files...

CVE-2025-29296

H3C Magic BE18000 V200R007, H3C NX400 V100R015, H3C Magic NX30 Pro V100R0011, H3C Magic R3010 V100R009, H3C Magic NX15 V100R017, H3C Magic R1510 V100R016, H3C NE36 Pro V100R002 and H3C MC102G HM1A0V200R010 contain multiple command injection vulnerabilities in the /api/esps request handler. The...

Regular Expression Denial of Service (ReDoS)

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Regular Expression Denial of Service ReDoS in the cors middleware during the parsing of the Access-Control-Request-Headers header via a regular expression with quadratic runtime complexit...

Security Bulletin: IBM Maximo Application Suite - IoT Component uses multiple third party dependencies which is vulnerable to multiple CVEs.

Summary IBM Maximo Application Suite - IoT Component uses...

CVE-2026-69087

The Grav form plugin (getgrav/grav-plugin-form) prior to v9.1.13 has an open redirect in the redirect action. Since v9.1.11, redirect targets can be evaluated from user-supplied form data (Twig expressions), and Grav::redirect() does not validate URL origins. If a form blueprint uses a redirect l...

CVE-2026-9390 XML::Sig versions before 0.71 for Perl allow XPath injection in ID lookup

XML::Sig versions before 0.71 for Perl allow XPath injection in ID lookup. verify and getsignedxml in lib/XML/Sig.pm build XPath expressions by concatenating the SignedInfo/Reference/@URI value read from the document being verified. The value is neither escaped nor checked against the NCName...

Flattening of vulnerability handling in SQLite through the SQLite Consortium

The SQLite Consortium has identified a vulnerability in SQLite version 3.41. This vulnerability relates to the expression evaluation logic of SQLite. An attacker can exploit this vulnerability remotely by submitting specially crafted malicious SQL statements. Exploitation may result in the...

simple-ReDos

ReDOS Timing Attack Exploit Overview This Python script d...

DoS (Denial of Service) org.springframework:spring-expression Dependency in Crowd Data Center

This High severity DoS Denial of Service vulnerability was introduced in versions 7.0.0, 7.1.0, and 7.2.0 of Crowd Data Center. This DoS Denial of Service vulnerability, with a CVSS Score of 7.5 and a CVSS Vector of CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H allows an unauthenticated attacker t...