CVSS 3.1 Score 9.8 of 10 (high)


Published Sep 27, 2023
Updated: Oct 12, 2023
CWE ID 787


CVE-2023-5176 is a critical memory safety vulnerability that affects Firefox versions prior to 118, Firefox ESR versions prior to 115.3, and Thunderbird versions prior to 115.3. The vulnerability can potentially be exploited to run arbitrary code due to memory corruption. It has a base severity score of 9.8 out of 10 and an impact score of 5.9 out of 10, indicating a high risk to organizations. The vulnerability does not require any privileges or user interaction and can be exploited over the network. The availability and confidentiality of affected systems are both rated as high impact. No analysis description is provided for this vulnerability yet, but it is categorized as CWE-787 (Out-of-bounds Write).

Explore Beyond the CVE Basics with Recorded Future's Vulnerability Intelligence

Note: This is just a basic overview providing quick insights into CVE-2023-5176 information. Gain full access to comprehensive CVE data, risk scores, prioritization, and mitigation data through Recorded Future's Vulnerability Intelligence:
  • Prioritize with Risk-Based Scoring
  • Explore the Extensive Vulnerability Database
  • Receive Early Alerts on Emerging CVEs
  • Focus on Critical Exploitable Vulnerabilities
  • Streamline Remediation with Integration Options