AEGLIX vulnerability intelligence
CVE-2025-14847
HIGH · CVSS 8.7 · Analyzed
Published: 2025-12-19 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
Mismatched length fields in Zlib compressed protocol headers may allow a read of uninitialized heap memory by an unauthenticated client. This issue affects all MongoDB Server v7.0 prior to 7.0.28 versions, MongoDB Server v8.0 versions prior to 8.0.17, MongoDB Server v8.2 versions prior to 8.2.3, MongoDB Server v6.0 versions prior to 6.0.27, MongoDB Server v5.0 versions prior to 5.0.32, MongoDB Server v4.4 versions prior to 4.4.30, MongoDB Server v4.2 versions greater than or equal to 4.2.0, MongoDB Server v4.0 versions greater than or equal to 4.0.0, and MongoDB Server v3.6 versions greater than or equal to 3.6.0.
Severity and scoring
- CVSS score
- 8.7 · HIGH
- CVSS version
- 4.0
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Weaknesses
- CWE-130
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- MongoDB · MongoDB and MongoDB Server
- Added to catalog
- 2025-12-29
- Required action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- CISA remediation due date
- 2026-01-19
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*
From (inclusive): 3.6.0
Before (exclusive): 4.4.30
cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*
From (inclusive): 5.0.0
Before (exclusive): 5.0.32
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
From (inclusive): 6.0.0
Before (exclusive): 6.0.27
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
From (inclusive): 7.0.0
Before (exclusive): 7.0.28
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
From (inclusive): 8.0.0
Before (exclusive): 8.0.17
cpe:2.3:a:mongodb:mongodb:*:*:*:*:-:*:*:*
From (inclusive): 8.2.0
Before (exclusive): 8.2.3
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://jira.mongodb.org/browse/SERVER-115508
Issue Tracking · Patch · Vendor Advisory
- http://www.openwall.com/lists/oss-security/2025/12/29/21
Mailing List
- https://www.smartkeyss.com/post/mongobleed-pre-auth-memory-disclosure-via-op_compressed-in-mongodb-cve-2025-14847
Technical Description · Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-detection-script-heap-memory-exposure-in-mongodb-server
Exploit · Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-14847-mitigation-script-heap-memory-exposure-in-mongodb-server
Exploit · Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-14847
Third Party Advisory · US Government Resource