CVE-2025-2783 is a high-severity vulnerability affecting Google Chrome, specifically in the Mojo component. This vulnerability allows remote attackers to perform a sandbox escape through a malicious file, potentially compromising the integrity and confidentiality of the system. The issue arises from an incorrect handle provided under unspecified conditions, leading to a critical security risk.
With a CVSS score of 8.3, this vulnerability presents a significant threat to organizations using affected versions of Google Chrome. The potential for exploitation is high, particularly given the remote attack vector and the nature of the sandbox escape. Organizations should prioritize patching immediately to mitigate the risks associated with this vulnerability.
The vulnerability was published on March 26, 2025, and has been classified as actively exploited in the wild. Organizations running versions of Google Chrome prior to 134.0.6998.177 are particularly at risk. Immediate action is warranted to protect against potential attacks leveraging this vulnerability.
Given the severity and exploitability of CVE-2025-2783, it is critical for security teams to assess their environments for affected versions of Chrome and apply the necessary patches as soon as possible.
Vulnerability Details
CVE-2025-2783 is characterized by an incorrect handle provided in unspecified circumstances in Mojo, impacting Google Chrome on Windows. The vulnerability affects all versions prior to 134.0.6998.177. No specific CWE identifiers are available for this issue.
The vulnerability is classified as a high-severity privilege escalation issue, allowing attackers to escape the sandbox and gain unauthorized access to system resources. The CVSS score of 8.3 indicates a serious risk, categorizing it within the high severity range.
Technical Analysis
The root cause of CVE-2025-2783 stems from a logic error in the Mojo IPC, which allows a remote attacker to exploit the vulnerability by sending a specially crafted file. The attack vector is via the network, requiring low privileges and user interaction to initiate the attack.
The attack complexity is considered high due to the specific conditions required for successful exploitation. However, the potential impacts on confidentiality, integrity, and availability are rated as high, indicating significant risks to the affected systems.
Risk & Impact Analysis
Risk to organizations includes the possibility of unauthorized access to sensitive data and system resources. The blast radius could extend to all users of affected versions of Google Chrome, making it critical to address this vulnerability in a timely manner.
Given the CVSS score and the active exploitation status, organizations should assess the urgency of patching in their risk management strategies. This vulnerability has the potential to affect multiple environments and services relying on Chrome or Chromium-based browsers.
Signal | Status |
|---|---|
Known Exploit | Yes |
Public PoC | Yes |
Actively Exploited | Yes |
Ransomware Use | No |
Affected Versions
All versions of Google Chrome prior to 134.0.6998.177 are affected by this vulnerability. Organizations are advised to ensure they are running the latest version to avoid exploitation.
Mitigation & Remediation
Google has released a patch addressing this vulnerability. Organizations should apply the update as soon as possible to mitigate risks. For those unable to apply the patch, consider implementing network controls to limit exposure to potential attacks.
Additionally, organizations should review their configurations and ensure they are consistent with best practices for security hardening. For comprehensive testing, organizations can engage in penetration testing to identify any weaknesses that may be exploited.
Detection Guidance
Organizations should monitor their systems for any unusual behavior, particularly related to file handling and permissions. Log indicators surrounding file access attempts can provide insight into potential exploitation attempts.
AppSecure Threat Intelligence Insight
The long-term significance of CVE-2025-2783 is profound as it reflects ongoing challenges in maintaining the integrity of browser security models. This vulnerability highlights the need for continuous monitoring and proactive measures in security practices.
Security teams should be aware of similar patterns in vulnerabilities affecting web browsers and learn from this incident to strengthen their defenses. For further reading on security best practices, organizations can refer to penetration testing methodology and vulnerability management program design for comprehensive security strategies.
As organizations navigate the complexities of cybersecurity, maintaining a proactive stance will be essential to mitigate risks associated with vulnerabilities like CVE-2025-2783.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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