MongoDB 8.0.18 is released

MongoDB 8.0.18 is out and is ready for production deployment. This release contains only fixes since 8.0.17, and is a recommended upgrade for all 8.0 users.

Fixed in this release:

  • SERVER-102364 - Periodically check $reduce accumulated depth less than maxAllowableBSONDepth
  • SERVER-103774 - Disallow compound wildcard indexes from being used as a shard key index
  • SERVER-110953 - Check no orphaned document is present on a recipient shard before starting cloning a range
  • SERVER-112952 - tighten profile command auth check
  • SERVER-113532 - [8.0] Introduce a new CursorResponseBsonSize limit of 16MB+32KB
  • SERVER-113685 - Segfault for query on compound wildcard index
  • SERVER-114126 - Reduce memory usage and add new guardrails to the boolean simplifier
  • SERVER-114695 - Update default value for pending connections
  • SERVER-114838 - Lock Manager is susceptible to an adversarial DDOS attack
  • SERVER-115296 - Redact ResourceId raw values from error messages
  • SERVER-116206 - Better exception handling for message compressors
  • SERVER-116210 - Adjust the maximum buffer size for ingress requests
  • SERVER-116211 - Cap memory allocated by network buffers

8.0 Release Notes | All Issues | Community Download

As always, please let us know of any issues.


-- The MongoDB Team
1 Like

Hi Madison,

According to you and MongoDB release notes, the MongoDB 8.0.18 has been released on Jan 27, 2026 itself, but I’m not able to find the package to download.
Can you please help here, how can I be able to find it?

Hi Rohit,

The Archived Releases page contains our past releases, including 8.0.18. However, we recommend updating to the latest version which is available in the “Version” dropdown on the MongoDB Community Server downloads page which is now 8.0.19.

Best,
Madison