MongoBleed (CVE-2025-14847): the US, China, and the EU are among the top exploited GEOs
Overview
A serious vulnerability known as MongoBleed (CVE-2025-14847) was disclosed shortly after Christmas 2023, allowing attackers to remotely access and leak memory from unpatched MongoDB servers using zlib compression, without requiring any authentication. This flaw primarily affects deployments of MongoDB Server that utilize zlib network compression, a common feature in many setups. The vulnerability is significant because it exposes sensitive data stored in these databases, potentially impacting organizations across the U.S., China, and the EU. Cybersecurity experts are urging companies that use MongoDB to assess their systems for this vulnerability and apply necessary updates or patches to protect against exploitation. The situation highlights ongoing security challenges in the management of popular open-source database systems.
Key Takeaways
- Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
- Affected Systems: MongoDB Server deployments using zlib network compression
- Action Required: Organizations should immediately patch their MongoDB servers to the latest version that addresses this vulnerability.
- Timeline: Disclosed on December 26, 2023
Original Article Summary
MongoBleed (CVE-2025-14847) lets attackers remotely leak memory from unpatched MongoDB servers using zlib compression, without authentication. A critical vulnerability, CVE-2025-14847 (MongoBleed), was disclosed right after Christmas, an unwelcome “gift” for the cybersecurity community, impacting MongoDB Server deployments that use zlib network compression. MongoDB is a popular open-source NoSQL database used to store and manage data […]
Impact
MongoDB Server deployments using zlib network compression
Exploitation Status
This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.
Timeline
Disclosed on December 26, 2023
Remediation
Organizations should immediately patch their MongoDB servers to the latest version that addresses this vulnerability. Additionally, disabling zlib compression on affected servers can mitigate the risk until a patch is applied. Regular security audits and updates are recommended to ensure all systems remain secure.
Additional Information
This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.
Related Topics: This incident relates to CVE, Vulnerability, Data Breach, and 2 more.
Multiple Sources: This threat is being reported by 2 different security sources, indicating significant concern within the cybersecurity community.