Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability
Released: Feb 6, 2025
- Assigning CNA
- Microsoft
- CVE.org link
- CVE-2025-21283
- Impact
- Remote Code Execution
- Max Severity
- Important
- Weakness
- CVSS Source
- Microsoft
- Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
- Metrics
- CVSS:3.1 6.5 / 5.9Base score metrics: 6.5 / Temporal score metrics: 5.9
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Exploit Code Maturity
Proof-of-Concept
Remediation Level
Official Fix
Report Confidence
Confirmed
Please see Common Vulnerability Scoring System for more information on the definition of these metrics.
Exploitability
The following table provides an exploitability assessment for this vulnerability at the time of original publication.
- Publicly disclosed
- No
- Exploited
- No
- Exploitability assessment
- Exploitation Less Likely
FAQ
According to the CVSS metric, the attack vector is network (AV:N) and user interaction is required (UI:R). What is the target context of the remote code execution?
Successful exploitation of this vulnerability requires the victim user to click a malicious link so that the attacker can initiate remote code execution on the renderer process.
According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
The user would have to click on a specially crafted URL to be compromised by the attacker.
What is the version information for this release?
Microsoft Edge Version | Date Released | Based on Chromium Version |
---|---|---|
133.0.3065.51 | 2/6/2025 | 133.0.6943.53/54 |
Acknowledgements
- Nan Wang(@eternalsakura13)
Security Updates
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle.
- Security Update
- 133.0.3065.51
Disclaimer
Revisions
Information published.