GHSA-VP2X-QP44-57V7 NLTK: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`

Summary XMLCorpusView.readxmlfragment reads a corpus file in 1 KiB blocks, appending each block to a growing fragment string, then calls VALIDXMLRE.matchfragment on the full accumulated buffer every iteration. Because each iteration rescans the entire accumulated fragment, the total amount of wor...

NLTK: Quadratic CPU Exhaustion in `XMLCorpusView._read_xml_fragment()`

Summary XMLCorpusView.readxmlfragment reads a corpus file in 1 KiB blocks, appending each block to a growing fragment string, then calls VALIDXMLRE.matchfragment on the full accumulated buffer every iteration. Because each iteration rescans the entire accumulated fragment, the total amount of wor...

cve-2026-31900-lab

CVE-2026-31900 — Vulnerable Lab psf/black GitHub Action RCE via Insecure Regex Validation...

CVE-2019-19204

CVE-2019-19204 在Oniguruma 6.x 6.9.4rc2之前版本中发现一个问题。在regparse.c的fetchintervalquantifier函数（原名fetchrangequantifier）中，调用PFETCH时未检查PEND。这导致基于堆的缓冲区越界读取。 研究人员：ManhND（来自Tarantula团队，VinCSS（Vingroup成员）） 什么是Oniguruma Oniguruma由K...

cloudformation-waf-acl

cloudformation-waf-acl Una plantilla de AWS CloudFormation utilizada para aprovisionar y gestionar recursos de AWS WAFv2, incluyendo una Web ACL, grupos de reglas administradas, un conjunto de patrones de expresiones regulares personalizadas y un conjunto de IPs. Componentes La plantilla...

EUVD-2026-69711

The values of the mail.allowedattachmenthostnames advanced config setting were used in a regular expression without escaping. For some possible valid hostnames, this could allow certain unintended hostnames to also match and serve remote attachments. This vulnerability was fixed in Thunderbird 15...

CVE-2019-19203

CVE-2019-19203 Se descubrió un problema en Oniguruma 6.x anterior a 6.9.4rc2. En la función gb18030mbcenclen del archivo gb18030.c, se desreferencia un puntero UChar sin comprobar si pasó el final de la cadena coincidente. Esto conduce a una sobrelectura de búfer basada en montón. Investigador:...

Fedora 44 : python-linkify-it-py (2026-7c23b06d74)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-7c23b06d74 advisory. Security release: LinkifyIt.match was quadratic on untrusted input when linkify is enabled GHSA-8m2q-wq3r-6hq8. - Fix quadratic complexity in...

Linux Distros Unpatched Vulnerability : CVE-2026-83606

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0-beta.9 until 0.9.11, the processing-instructi...

Linux Distros Unpatched Vulnerability : CVE-2026-83609

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.0 until 0.9.12, the shared reg builder in...

Linux Distros Unpatched Vulnerability : CVE-2026-83618

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.10 until 0.9.12, the requireWellFormed: true...

Linux Distros Unpatched Vulnerability : CVE-2026-83617

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.11 until 0.9.12, the requireWellFormed: true...

CVE-2022-45729

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CVE-2026-84642

The values of the mail.allowedattachmenthostnames advanced config setting were used in a regular expression without escaping. For some possible valid hostnames, this could allow certain unintended hostnames to also match and serve remote attachments. This vulnerability was fixed in Thunderbird 15...

CVE-2026-84642

CVE-2026-84642 affects Mozilla Thunderbird , where the mail.allowed_attachment_hostnames advanced config setting values were inserted into a regular expression without escaping . For certain valid hostnames, this regex injection allowed unintended hostnames to match , enabling remote attachments ...

CVE-2026-84642 Allowed UNC hostnames for attachments interpreted as a regular expression

The values of the mail.allowedattachmenthostnames advanced config setting were used in a regular expression without escaping. For some possible valid hostnames, this could allow certain unintended hostnames to also match and serve remote attachments. This vulnerability was fixed in Thunderbird 15...

CVE-2026-84642

The values of the mail.allowedattachmenthostnames advanced config setting were used in a regular expression without escaping. For some possible valid hostnames, this could allow certain unintended hostnames to also match and serve remote attachments. This vulnerability was fixed in Thunderbird 15...

CVE-2026-84367

joi is a schema description language and data validator for JavaScript. From 16.0.0 until 17.13.5 and 18.2.4, joi's lib/types/keys.js internals.rename implementation used by object.rename permits a schema that renames keys with a regular-expression source and a Joi.expression or Joi.x target that...

CVE-2023-31606

CVE-2023-31606 漏洞 在 redcloth gem = v4.0.0 的 sanitizehtml 函数中发现了一个正则表达式拒绝服务（ReDoS）问题。该漏洞允许攻击者通过提供精心构造的负载来引发拒绝服务（DoS）。 什么是 ReDoS？ 根据 OWASP 的说法，正则表达式拒绝服务（ReDoS）是一种拒绝服务攻击，它利用大多数正则表达式实现可能达到极端情况的事实，导致它们运行得非常缓慢（与输入大小呈指数关系）。攻击者随后可以使使用正则表达式的程序进入这些极端情况，并长时间挂起。更多信息，请参阅 OWASP ReDoS。 受影响产品 Redcloth gem = 4.0....

CVE-2026-83618

xmldom is a pure JavaScript W3C standard-based XML DOM Level 2 Core DOMParser and XMLSerializer module. From 0.9.10 until 0.9.12, the requireWellFormed: true serializer validates DocumentType.publicId and DocumentType.systemId with PubidLiteralmatch and SystemLiteralmatch expressions produced by...