· the discovery and remediation of the pdf export lfi vulnerability in microsoft 365 highlight the ongoing need for vigilance in cloud productivity environments. Could a zero-day pdf leak sensitive ntlm authentication data? · the vulnerability permits attackers to execute xxe attacks through specially crafted xfa (xml forms architecture) files embedded within pdf documents , potentially leading to information disclosure, denial of service, or unauthorized data access. With a cvss score of 10. 0, this flaw allows attackers to compromise servers simply by uploading a malicious pdf. · exploiting this trust, attackers can readily craft pdf -based malware, often containing payloads hosted on malicious websites. Upon user interaction, such as clicking a link, these pdfs download the hosted payload, exacerbating the risk of infection. Organizations should act promptly to apply the latest updates and review their security postures to prevent sensitive data exposure. · the jspdf library for generating pdf documents in javascript applications is vulnerable to a critical vulnerability that allows an attacker to steal sensitive data from the local filesystem. What is a cvss vulnerability? · cybersecurity researchers at expmon have uncovered an intriguing “zero-day behavior” in pdf samples that could potentially be exploited by attackers to leak sensitive ntlm authentication data. · a critical xml external entity (xxe) vulnerability , tracked as cve-2025-66516, poses a catastrophic risk to applications relying on tika for content analysis. What is a pdf virustotal vulnerability? What is xxe vulnerability? A newly revealed vulnerability in apache tika’s core allows attackers to weaponize innocent-looking pdfs , exposing sensitive data and bypassing previous security fixes.

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