CVE-2025-2783
Google Chromium Mojo Sandbox Escape Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 17 April 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
Incorrect handle provided in unspecified circumstances in Mojo in Google Chrome on Windows prior to 134.0.6998.177 allowed a remote attacker to perform a sandbox escape via a malicious file. (Chromium security severity: High)
- CVSS 3.1
- 8.3 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 9.24% probability · 95th percentile
- CISA KEV
- Listed 27 March 2025 · due 17 April 2025
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
CISA notes
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-2783
References
- https://chromereleases.googleblog.com/2025/03/stable-channel-update-for-desktop_25.htmlRelease Notes
- https://issues.chromium.org/issues/405143032Permissions Required
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-2783US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.