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    <title>Eresus Security Research Feed</title>
    <link>https://www.eresussec.com</link>
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    <description>Research, advisories, and offensive security writing from Eresus Security.</description>
    <language>en-us</language>
    <lastBuildDate>Tue, 25 Aug 2026 11:23:55 GMT</lastBuildDate>
    
    <item>
      <title><![CDATA[wp2shell: Unauthenticated WordPress Core RCE via REST API Batch-Route Confusion (CVE-2026-63030 + CVE-2026-60137)]]></title>
      <link>https://www.eresussec.com/en/blog/wp2shell-wordpress-core-rce-cve-2026-63030</link>
      <guid>https://www.eresussec.com/en/blog/wp2shell-wordpress-core-rce-cve-2026-63030</guid>
      <pubDate>Mon, 20 Jul 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[wp2shell chains a WordPress REST API batch-route confusion with a core SQL injection to reach unauthenticated remote code execution. What it is, who is affected, and how to respond.]]></description>
    </item>
    <item>
      <title><![CDATA[RFC 10008's New HTTP QUERY Method Is a Blind Spot for Every WAF Written Before June 2026]]></title>
      <link>https://www.eresussec.com/en/blog/rfc-10008-http-query-method-waf-bypass</link>
      <guid>https://www.eresussec.com/en/blog/rfc-10008-http-query-method-waf-bypass</guid>
      <pubDate>Mon, 20 Jul 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[The IETF standardised a new HTTP method — QUERY — that behaves like a GET/POST hybrid. Security stacks built around GET/POST/PUT/DELETE assumptions now have a gap to close.]]></description>
    </item>
    <item>
      <title><![CDATA[CVE-2026-58420: Understanding Gitea Migration Restore Local File Inclusion]]></title>
      <link>https://www.eresussec.com/en/blog/gitea-cve-2026-58420-local-file-inclusion-en</link>
      <guid>https://www.eresussec.com/en/blog/gitea-cve-2026-58420-local-file-inclusion-en</guid>
      <pubDate>Tue, 14 Jul 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[A practical security analysis of CVE-2026-58420 in Gitea migration restore, its operational impact, and how Eresus Guard supports evidence-first remediation.]]></description>
    </item>
    <item>
      <title><![CDATA[FreeBSD TIOCSTI: Terminal Input Injection and Local Privilege Risk]]></title>
      <link>https://www.eresussec.com/en/blog/freebsd-tiocsti-terminal-input-injection-disclosure</link>
      <guid>https://www.eresussec.com/en/blog/freebsd-tiocsti-terminal-input-injection-disclosure</guid>
      <pubDate>Tue, 14 Jul 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[A responsible disclosure summary of FreeBSD TTY input-injection research, upstream mitigation, and verification steps for system administrators.]]></description>
    </item>
    <item>
      <title><![CDATA[Evidence-First Application Security: Turning Findings into Verifiable Decisions with Eresus Guard]]></title>
      <link>https://www.eresussec.com/en/blog/evidence-first-application-security-eresus-guard</link>
      <guid>https://www.eresussec.com/en/blog/evidence-first-application-security-eresus-guard</guid>
      <pubDate>Tue, 14 Jul 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[How Eresus Guard brings DAST, SAST, SCA, IaC, and secrets assessments into an evidence-first application security workflow.]]></description>
    </item>
    <item>
      <title><![CDATA[Four Chrome Extensions, One Scheme: How a Roblox Extension Network Is Farming Its Users]]></title>
      <link>https://www.eresussec.com/en/blog/roblox-extension-network-roearn-research</link>
      <guid>https://www.eresussec.com/en/blog/roblox-extension-network-roearn-research</guid>
      <pubDate>Mon, 29 Jun 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Version-specific static analysis of RoSearcher, BloxFinder 26.1, RoSearcher-2, and RoEarn 3.10.1: purchase-flow hijacking, data collection, forced game joins, and extension interference.]]></description>
    </item>
    <item>
      <title><![CDATA[Linux Kernel LPE 2026: Copy Fail, Dirty Frag, and Fragnesia Compared]]></title>
      <link>https://www.eresussec.com/en/blog/linux-kernel-lpe-2026-copy-fail-dirty-frag-fragnesia</link>
      <guid>https://www.eresussec.com/en/blog/linux-kernel-lpe-2026-copy-fail-dirty-frag-fragnesia</guid>
      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Three deterministic Linux kernel local privilege escalation vulnerabilities — Copy Fail (CVE-2026-31431), Dirty Frag (CVE-2026-43284/43500), and Fragnesia (CVE-2026-46300) — were disclosed within 15 days. This guide compares attack surfaces, mitigations, patch status, and which systems remain at risk if only some are addressed.]]></description>
    </item>
    <item>
      <title><![CDATA[JavaScript Obfuscation Reverse Engineering: A Practical Deobfuscation Playbook]]></title>
      <link>https://www.eresussec.com/en/blog/javascript-obfuscation-reverse-engineering-deobfuscation</link>
      <guid>https://www.eresussec.com/en/blog/javascript-obfuscation-reverse-engineering-deobfuscation</guid>
      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[How to break JavaScript obfuscation used by obfuscator.io, JScrambler, webpack, and custom schemes. Covers string array rotation, control flow flattening, eval unwrapping, AST manipulation with Babel, Chrome DevTools tricks, and source map recovery. Practical for bug bounty hunters and pentesters needing to read protected frontend code.]]></description>
    </item>
    <item>
      <title><![CDATA[Fragnesia CVE-2026-46300: Linux Kernel XFRM ESP-in-TCP Local Privilege Escalation]]></title>
      <link>https://www.eresussec.com/en/blog/fragnesia-cve-2026-46300-linux-kernel-xfrm-esp-privilege-escalation</link>
      <guid>https://www.eresussec.com/en/blog/fragnesia-cve-2026-46300-linux-kernel-xfrm-esp-privilege-escalation</guid>
      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Fragnesia (CVE-2026-46300) is a third Linux kernel local privilege escalation vulnerability discovered on May 14, 2026, following Dirty Frag. It exploits the XFRM ESP-in-TCP subsystem to achieve deterministic page-cache corruption and root access. Discovered by William Bowling (Zellic) and V12 security team. Includes mitigation commands and distro advisory links.]]></description>
    </item>
    <item>
      <title><![CDATA[Dirty Frag CVE-2026-43284: Linux Kernel Local Privilege Escalation via ESP and RxRPC]]></title>
      <link>https://www.eresussec.com/en/blog/dirty-frag-cve-2026-43284-linux-kernel-privilege-escalation</link>
      <guid>https://www.eresussec.com/en/blog/dirty-frag-cve-2026-43284-linux-kernel-privilege-escalation</guid>
      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Dirty Frag (CVE-2026-43284 / CVE-2026-43500) is a deterministic Linux kernel local privilege escalation vulnerability chain in the xfrm-ESP and RxRPC subsystems. Microsoft Defender has observed limited in-the-wild exploitation. Includes mitigation commands, affected distro list, Fragnesia variant (CVE-2026-46300), and a hardening checklist for Kubernetes nodes and CI runners.]]></description>
    </item>
    <item>
      <title><![CDATA[AI Chatbot Web Application Pentesting: Attack Surface Beyond Prompt Injection]]></title>
      <link>https://www.eresussec.com/en/blog/ai-chatbot-web-application-pentest-methodology</link>
      <guid>https://www.eresussec.com/en/blog/ai-chatbot-web-application-pentest-methodology</guid>
      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[How to pentest the web application wrapping an AI chatbot — not the LLM itself. Covers IDOR in conversation endpoints, XSS via AI markdown rendering, API key exposure in frontend bundles, SSRF via browsing tools, rate-limit abuse for cost amplification, file upload attack paths, and authorization failures in share/export features.]]></description>
    </item>
    <item>
      <title><![CDATA[CVE-2026-7482: Ollama GGUF Heap Out-of-Bounds Read — Full Technical Analysis]]></title>
      <link>https://www.eresussec.com/en/blog/ollama-cve-2026-7482-heap-oob-gguf-vulnerability</link>
      <guid>https://www.eresussec.com/en/blog/ollama-cve-2026-7482-heap-oob-gguf-vulnerability</guid>
      <pubDate>Mon, 04 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[CVE-2026-7482 is a critical heap out-of-bounds read in Ollama's GGUF model loader (CVSS 9.1). Unauthenticated remote attackers can leak ~2 MB of heap memory per request — including environment variables, API keys, system prompts, and concurrent users' conversation data. Two-bug chain, full PoC, patch diff, and Ollama 0.17.1 fix.]]></description>
    </item>
    <item>
      <title><![CDATA[CVE-2026-41940: Emergency Action Plan for cPanel & WHM Authentication Bypass]]></title>
      <link>https://www.eresussec.com/en/blog/cpanel-whm-cve-2026-41940-authentication-bypass-action-plan</link>
      <guid>https://www.eresussec.com/en/blog/cpanel-whm-cve-2026-41940-authentication-bypass-action-plan</guid>
      <pubDate>Fri, 01 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[CVE-2026-41940 is a critical authentication bypass in cPanel & WHM affecting all versions after 11.40. Covers affected versions, patch commands, temporary firewall mitigations, session IOC checks, and a fleet action checklist for hosting teams.]]></description>
    </item>
    <item>
      <title><![CDATA[Copy Fail CVE-2026-31431: Linux Kernel Local Privilege Escalation]]></title>
      <link>https://www.eresussec.com/en/blog/copy-fail-cve-2026-31431-linux-kernel-privilege-escalation</link>
      <guid>https://www.eresussec.com/en/blog/copy-fail-cve-2026-31431-linux-kernel-privilege-escalation</guid>
      <pubDate>Fri, 01 May 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[CVE-2026-31431 (Copy Fail) is a local privilege escalation vulnerability in the Linux kernel's algif_aead cryptographic interface. Affects kernels from 4.14 to 6.12.x across Ubuntu, RHEL, Debian, Amazon Linux, and more. Includes a kernel module workaround, container hardening steps, and a patch strategy for Kubernetes nodes and CI runners.]]></description>
    </item>
    <item>
      <title><![CDATA[The Limitations of WAF: Why Firewalls Alone Can't Prevent Hacks]]></title>
      <link>https://www.eresussec.com/en/blog/waf-vs-pentest-limitations</link>
      <guid>https://www.eresussec.com/en/blog/waf-vs-pentest-limitations</guid>
      <pubDate>Tue, 31 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Your company relies on a pricey WAF (Web Application Firewall) to block threats. But why is a WAF completely blind to logical flaws? Discover how manual...]]></description>
    </item>
    <item>
      <title><![CDATA[Kubernetes (K8s) Penetration Testing Playbook: The Black Box Approach]]></title>
      <link>https://www.eresussec.com/en/blog/kubernetes-k8s-black-box-pentest-playbook</link>
      <guid>https://www.eresussec.com/en/blog/kubernetes-k8s-black-box-pentest-playbook</guid>
      <pubDate>Tue, 31 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[How do cyber attackers breach your Kubernetes (K8s) clusters from the outside without prior knowledge? An in-depth look into Black Box Kubernetes...]]></description>
    </item>
    <item>
      <title><![CDATA[The Overlooked Threat in AI Models: Keras & Pickle File Vulnerabilities]]></title>
      <link>https://www.eresussec.com/en/blog/keras-llamafile-model-vulnerabilities</link>
      <guid>https://www.eresussec.com/en/blog/keras-llamafile-model-vulnerabilities</guid>
      <pubDate>Tue, 31 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[While everyone focuses on prompt injection, the biggest threat lies in the background: AI model files (Keras, Pickle) executing malicious code. Learn...]]></description>
    </item>
    <item>
      <title><![CDATA[Forgotten Secrets in the Frontend: What Hackers Extract from JavaScript Files]]></title>
      <link>https://www.eresussec.com/en/blog/javascript-front-end-secrets-exposure</link>
      <guid>https://www.eresussec.com/en/blog/javascript-front-end-secrets-exposure</guid>
      <pubDate>Tue, 31 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[API keys, passwords, and AWS credentials left behind in compiled client-side JavaScript files (React, Vue) are prime targets for cyber attackers. Learn...]]></description>
    </item>
    <item>
      <title><![CDATA[The Silent Assassin of Modern APIs: BOLA / IDOR Vulnerabilities and Their Impact]]></title>
      <link>https://www.eresussec.com/en/blog/api-bola-idor-vulnerabilities-backend-security</link>
      <guid>https://www.eresussec.com/en/blog/api-bola-idor-vulnerabilities-backend-security</guid>
      <pubDate>Tue, 31 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Why does the undisputed leader of the OWASP API Top 10, Broken Object Level Authorization (BOLA/IDOR), constantly evade WAF and DAST scanners? Defending...]]></description>
    </item>
    <item>
      <title><![CDATA[ERESUS-ADV-2026-002: Server-Side Request Forgery (SSRF) via Cloud Metadata Endpoints]]></title>
      <link>https://www.eresussec.com/en/blog/eresus-adv-2026-002</link>
      <guid>https://www.eresussec.com/en/blog/eresus-adv-2026-002</guid>
      <pubDate>Sat, 28 Mar 2026 00:00:00 GMT</pubDate>
      <description><![CDATA[Analysis of widespread SSRF vulnerabilities in cloud environments (AWS, GCP, Azure) exposing critical metadata endpoints and credentials.]]></description>
    </item>
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