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好的，我现在要帮用户总结一下这篇文章的内容。用户的要求是用中文，控制在100字以内，不需要特定的开头，直接写描述即可。 首先，我需要通读整篇文章，理解作者的主要观点。作者是一个非技术背景的专业人士，对网络安全感兴趣，目前在做非技术工作。他正在尝试通过tryhackme网站学习一些工具认证，比如Linux CLI、Windows CLI和Wireshark。但他觉得这些认证不够，感到迷茫，因为没有项目或实际经验可能无法进入网络安全领域。他希望得到专家建议，如何将理论应用到实践中，并寻找更好的认证和入门项目，目标是成为渗透测试员。 接下来，我需要提取关键信息：作者背景、学习工具、学习感受、需求和目标。然后将这些信息浓缩成100字以内的总结。 要注意语言简洁明了，避免使用复杂的句子结构。同时，确保涵盖所有重要点：非技术背景、学习工具、缺乏经验的困扰、寻求建议和目标。 现在开始组织语言：作者是非技术背景的专业人士，在尝试通过tryhackme学习工具认证（如Linux CLI等），但感觉不够。他缺乏项目经验，担心无法进入网络安全领域，尤其是渗透测试。他寻求专家建议和更好的资源或项目来提升自己。 最后检查字数是否在限制内，并确保内容准确传达原文的核心信息。 一位非技术背景的专业人士希望通过学习网络安全知识进入渗透测试领域。正在尝试通过tryhackme网站学习工具认证（如Linux CLI、Windows CLI和Wireshark），但感觉缺乏实际项目经验难以就业。寻求专家建议以获取更多实践机会或更好的资源支持其职业目标。

Разработчики v2RayTun показали письмо, где удаление связали с требованием Роскомнадзора и «незаконным контентом»

A vulnerability categorized as problematic has been discovered in rails activestorage. Affected is the function DirectUploadsController. The manipulation results in improper verification of intent by broadcast receiver. This vulnerability is identified as CVE-2026-33173. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

A vulnerability identified as problematic has been detected in rails activestorage up to 7.2.3.1/8.0.4.1/8.1.2.1. Affected by this vulnerability is an unknown functionality. This manipulation causes uncontrolled memory allocation. This vulnerability is tracked as CVE-2026-33174. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

A vulnerability identified as problematic has been detected in rails activesupport. This vulnerability affects unknown code of the component Regular Expression Handler. Performing a manipulation results in resource consumption. This vulnerability is identified as CVE-2026-33169. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

A vulnerability labeled as critical has been found in PTC Windchill PDMLink and FlexPLM up to 13.1.3.0. This issue affects some unknown processing. Executing a manipulation can lead to code injection. This vulnerability is tracked as CVE-2026-4681. The attack can be launched remotely. No exploit exists.

A vulnerability classified as problematic was found in rails activesupport. This affects the function html_unsafe. Such manipulation leads to cross site scripting. This vulnerability is documented as CVE-2026-33170. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

A vulnerability, which was classified as problematic, was found in rails actionpack up to 8.1/8.1.2.1. Affected is the function consider_all_requests_local. Executing a manipulation can lead to cross site scripting. This vulnerability appears as CVE-2026-33167. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

A vulnerability was found in inc2734 Smart Custom Fields Plugin up to 5.0.6 on WordPress and classified as problematic. Affected by this issue is the function relational_posts_search. The manipulation results in missing authorization. This vulnerability is known as CVE-2026-4066. It is possible to launch the attack remotely. No exploit is available.

A vulnerability was found in wpjobportal WP Job Portal Plugin up to 2.4.8 on WordPress. It has been classified as critical. This affects an unknown part of the component Parameter Handler. This manipulation of the argument radius causes sql injection. This vulnerability is handled as CVE-2026-4306. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

A vulnerability was found in thimpress LearnPress Plugin up to 4.3.2.8 on WordPress. It has been declared as problematic. This vulnerability affects the function delete_question_answer. Such manipulation leads to missing authorization. This vulnerability is uniquely identified as CVE-2026-3225. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

A vulnerability was found in expresstech Quiz and Survey Master Plugin up to 10.3.5 on WordPress. It has been rated as critical. This issue affects the function sanitize_text_field of the component Parameter Handler. Performing a manipulation of the argument wpdb results in sql injection. This vulnerability was named CVE-2026-2412. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

A vulnerability identified as critical has been detected in Indico up to 3.3.11. The affected element is an unknown function of the file indico.conf of the component LaTeX Handler. The manipulation leads to os command injection. This vulnerability is referenced as CVE-2026-33046. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

A vulnerability labeled as problematic has been found in rails actionview. The impacted element is an unknown function of the component Attribute Handler. The manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-33168. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Proofpoint has disclosed details of a targeted email campaign in which threat actors with ties to Russia are leveraging the recently disclosed DarkSword exploit kit to target iOS devices. The activity has been attributed with high confidence to the Russian state-sponsored threat group known as TA446, which is also tracked by the broader cybersecurity community under the monikers Callisto,

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical security flaw impacting F5 BIG-IP Access Policy Manager (APM) to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability in question is CVE-2025-53521 (CVSS v4 score: 9.3), which could allow a threat actor to achieve remote code execution. "When a

Mobile Security / Email SecurityProofpoint has disclosed details of a targeted email campaign in w

嗯，用户让我帮忙总结一篇文章，控制在100字以内，而且不需要特定的开头。首先，我需要仔细阅读文章内容，抓住关键点。 文章主要讲的是F5 BIG-IP APM的一个严重漏洞CVE-2025-53521，评分9.3，允许远程代码执行。CISA已经将其加入已知被利用漏洞目录。F5最初认为这是一个DoS漏洞，后来重新分类为RCE，并提供了检测指标和修复版本。影响的版本包括17.5.0到15.1.0等，修复版本已经发布。FCEB机构需要在3月30日前完成修复。 接下来，我需要将这些信息浓缩到100字以内。确保涵盖漏洞名称、影响、评分、CISA的行动、F5的修正、检测指标、修复版本以及修复期限。 可能的结构：F5 BIG-IP APM被发现有严重漏洞CVE-2025-53521（CVSS 9.3），允许远程代码执行。CISA已将其列为已知被利用漏洞。F5修正了分类并提供了检测指标和修复版本。影响多个版本，需在指定日期前完成修复。 这样应该能涵盖所有关键点，并且简洁明了。 美国网络安全和基础设施安全局（CISA）将影响F5 BIG-IP APM的关键漏洞CVE-2025-53521（CVSS v4评分9.3）列为已知被利用漏洞，该漏洞可导致远程代码执行。F5重新分类此漏洞并提供检测指标和修复版本以应对活跃攻击。

A vulnerability identified as critical has been detected in zephyrproject-rtos Zephyr up to 4.3. Affected by this issue is some unknown functionality of the component Eswifi Socket Offload Driver. Performing a manipulation results in buffer overflow. This vulnerability is cataloged as CVE-2026-1679. The attack must be initiated from a local position. There is no exploit available. You should upgrade the affected component.

A vulnerability categorized as critical has been discovered in Laborator Oxygen Plugin up to 6.0.8 on WordPress. Affected by this vulnerability is the function laborator_calc_route. Such manipulation leads to server-side request forgery. This vulnerability is listed as CVE-2025-12886. The attack may be performed from remote. There is no available exploit.