SB2025010747 - Information disclosure in Deno
Published: January 7, 2025
Security Bulletin ID
SB2025010747
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2025-21620)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to fetch() function does not remove authorization headers when handling redirects between domains. A remote attacker can trick the application into requesting a URL that redirects to a third-party website and gain access to authorization data.
Remediation
Install update from vendor's website.