An integer overflow vulnerability exists in the Libarchive library included in Microsoft Windows. The vulnerability is due to insufficient bounds checks on the block length of a RARVM filter used for Intel E8 preprocessing, included in the compressed data of a RAR archive.
A remote attacker could exploit this vulnerability by enticing a target user into extracting a crafted RAR archive. Successful exploitation could result in arbitrary code execution in the context of the application using the vulnerable library.
Read more…
Source: Zero Day Initiative
Related:
- GitLab CI/CD Regex Integer Overflow (CVE-2026-97229)
October 16, 2026
On October 12, 2026, GitLab released 19.4.2, 19.3.5, and 19.2.8 to fix CVE-2026-97229, an integer overflow in its CI/CD regular-expression handling. The issue was reported through HackerOne by joaxcar. GitLab assigned it a CVSS score of 10.0 and described possible code execution by an unauthenticated user. The advisory states that CVE-2026-97229 affects GitLab CE and EE ...
- Eiliko robot companion exposes private chats and can be hijacked
October 16, 2026
The Verge reports that Eiliko, a small AI robot companion made by Energize Lab, has serious security flaws that expose private conversations and let an attacker remotely change what the toy says. According to The Verge, researcher Sammy Azdoufal could access 13 million conversations and what appeared to be the entire active worldwide fleet of 68,000 ...
- Citrix gives NetScaler admins another critical reason to patch
October 9, 2026
Citrix is urging customers to patch another critical NetScaler vulnerability after weeks of disclosures involving actively exploited flaws. CVE-2026-107406 affects NetScaler ADC and NetScaler Gateway and can lead to remote code execution (RCE) or denial of service (DoS). It carries a CVSS v4.0 score of 9.5. The affected configurations depend on the software version. Older builds are ...
- Update Chrome and ChromeOS to fix critical security issues
October 7, 2026
Google has released updates for the Chrome browser and the ChromeOS operating system. On October 6, Google released a Stable Channel Update for Desktop. This is the most important one for desktop users. It brings Chrome to version 155.0.8059.39 for Linux and versions 154.0.8037.39/.40 for Windows and Mac. The update includes 247 security fixes including four rated Critical. On the same ...
- Medical records giant Epic pauses product development to fix security bugs that risk patients’ data
October 2, 2026
Epic, the software technology giant that makes the widely used MyChart software for accessing patients’ medical data, has paused most of its product development as the company works to protect its software and systems from cyberattacks. Judy Faulkner, the founder and chief executive of Epic, told Modern Healthcare last month that the pause would likely last ...
- Fortinet sounds the alarm over actively exploited FortiMail zero-day
October 2, 2026
Fortinet is warning customers to lock down FortiMail after attackers started exploiting a critical bug that lets them write files to vulnerable systems without logging in. The flaw, tracked as CVE-2026-104286, carries a CVSS score of 9.8 and affects multiple versions of Fortinet’s email security platform. Fortinet describes the vulnerability as a combination of path traversal and ...