Improper Handling of Length Parameter Inconsistency Affecting mongodb package, versions [,4.4.30)[5.0.0-alpha, 5.0.32)[6.0.0-alpha, 6.0.27)[7.0.0-alpha, 7.0.28)[8.0.0-alpha, 8.0.17)[8.2.0-alpha, 8.2.3)
Threat Intelligence
This vulnerability is trending on Twitter; this may indicate a growing threat.
Snyk has reported that there have been attempts or successful attacks targeting this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-MONGODB-14626183
- published26 Dec 2025
- disclosed19 Dec 2025
- creditUnknown
Introduced: 19 Dec 2025
CVE-2025-14847 (opens in a new tab)How to fix?
Upgrade mongodb to version 4.4.30, 5.0.32, 6.0.27, 7.0.28, 8.0.17, 8.2.3 or higher.
Overview
Affected versions of this package are vulnerable to Improper Handling of Length Parameter Inconsistency in zlib-compressed protocol headers. An attacker can exploit this by sending specially crafted compressed protocol messages without authentication, causing the server to disclose portions of uninitialized memory contents over the network.