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**Product:** PhpSpreadsheet **Version:** 3.8.0 **CWE-ID:** CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') **CVSS vector v.3.1:** 5.4 (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N) **CVSS vector v.4.0:** 4.8 (AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N) **Description:** an attacker can use special characters, so that the library processes the javascript protocol with special characters and generates an HTML link **Impact:** executing arbitrary JavaScript code in the browser **Vulnerable component:** class `PhpOffice\PhpSpreadsheet\Writer\Html`, method `generateRow` **Exploitation conditions:** a user viewing a specially generated xml file **Mitigation:** additional sanitization of special characters in a string **Researcher: Igor Sak-Sakovskiy (Positive Technologies)** # Research The researcher discovered zero-day vulnerability Bypass XSS sanitizer using the javascript protocol and special characters in Phpspreadsheet. The following code...

By integrating security into CI/CD, applying automated policies, and supporting developers with the right processes and tools, infosec teams can increase efficiency and build secure software.

As many as 768 vulnerabilities with designated CVE identifiers were reported as exploited in the wild in 2024, up from 639 CVEs in 2023, registering a 20% increase year-over-year. Describing 2024 as "another banner year for threat actors targeting the exploitation of vulnerabilities," VulnCheck said 23.6% of known exploited vulnerabilities (KEV) were known to be weaponized either on or before

Dubai UAE, UAE, 3rd February 2025, CyberNewsWire

The maintainers of the Python Package Index (PyPI) registry have announced a new feature that allows package developers to archive a project as part of efforts to improve supply chain security. "Maintainers can now archive a project to let users know that the project is not expected to receive any more updates," Facundo Tuesca, senior engineer at Trail of Bits, said. In doing so, the idea is to

This week, our news radar shows that every new tech idea comes with its own challenges. A hot AI tool is under close watch, law enforcement is shutting down online spots that help cybercriminals, and teams are busy fixing software bugs that could let attackers in. From better locks on our devices to stopping sneaky tricks online, simple steps are making a big difference.  Let’s take a

Brazilian Windows users are the target of a campaign that delivers a banking malware known as Coyote. "Once deployed, the Coyote Banking Trojan can carry out various malicious activities, including keylogging, capturing screenshots, and displaying phishing overlays to steal sensitive credentials," Fortinet FortiGuard Labs researcher Cara Lin said in an analysis published last week. The

Attack surfaces are growing faster than security teams can keep up – to stay ahead, you need to know what’s exposed and where attackers are most likely to strike. With cloud adoption dramatically increasing the ease of exposing new systems and services to the internet, prioritizing threats and managing your attack surface from an attacker’s perspective has never been more important. In this

A list of topics we covered in the week of January 27 to February 2 of 2025

A Russian-speaking cybercrime gang known as Crazy Evil has been linked to over 10 active social media scams that leverage a wide range of tailored lures to deceive victims and trick them into installing malware such as StealC, Atomic macOS Stealer (aka AMOS), and Angel Drainer. "Specializing in identity fraud, cryptocurrency theft, and information-stealing malware, Crazy Evil employs a