CVE-2026-2739: This affects versions of the package bn.js before 5.2.3. Calling maskn(0) on any BN instance corrupts the internal state, causing toString(), divmod(), and other methods to enter an infinite loop, hanging the process indefinitely.
Overview
- Severity
- N/A
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Feb
- Released
- 2026-02-25
- EPSS Score
- 0.02% (percentile: 5.8%)
Affected Products (1)
Open Source Software
- cbl2 reaper 3.1.1-22 on CBL Mariner 2.0
Revision History
- 2026-02-25: Information published.