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01 Record

CVE-2025-1121

Privilege escalation in Installer and Recovery image handling in Google ChromeOS version 15786.48.2 on device allows an attacker with physical access to gain root code execution and potentially

MediumPUBLISHEDCNA: ChromeOS
CNA base score6.8 CVSS v3.xCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

Privilege escalation in Installer and Recovery image handling in Google ChromeOS version 15786.48.2 on device allows an attacker with physical access to gain root code execution and potentially

03 Exploitation and scoring

Exploitation
Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
SSVC decision
  • ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.13% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 3.1% of scored records. A rank, not a probability.
NVD base score
6.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2025-03-06 23:49Z1 YR AGO
Last updated
2025-05-08 19:15Z1 YR AGO
Reserved
2025-02-07
Assigning CNA
ChromeOS
Record state
PUBLISHED
Severity
Medium (CVSS 6.8)
CNA CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-269Improper Privilege ManagementClass
Data version
5.1
Document digest
6127e1bd060b2ebd967888b1e4c7b3c9c9ec317740f3023b18ab93028e163134

05 Affected products

VendorProductVersionsPlatforms
GoogleChromeOS15786.48.2 to < 15786.48.2—

06 References