Summary
MongoDB Server contains an improper handling of length parameter inconsistency vulnerability in Zlib compressed protocol headers. This vulnerability may allow a read of uninitialized heap memory by an unauthenticated client.
- Vendor
- MongoDB
- Product
- MongoDB and MongoDB Server
- Added to KEV
- Dec 29, 2025
- Remediation due
- Jan 19, 2026 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-130
- EPSS
- 83.2% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References