All vulnerabilities

Servers and applications

CVE-2026-82056

A race condition in MongoDB server's text index query parsing can cause a heap use-after-free read when handling upsert retry paths. Under certain concurrent index lifecycle operations, a raw pointer to internal text index metadata may be dereferenced after the underlying structures have been freed, leading to a server crash. An authenticated user with readWrite privileges can trigger this…

Severity
Medium 6.0
Published
8 Sept 2026
Last changed
16 Sept 2026
Added to UpHeron
21 Oct 2026
Fixed in
7.0.41, 8.0.30, 8.3.9
Sources
NVD

Affected software

SoftwareAffected versions
MongoDBServers and applications · cpe:a:mongodb:mongodb
  • From 7.0.0 before 7.0.41
  • From 8.0.0 before 8.0.30
  • From 8.3.0 before 8.3.9

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-82056
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-82056