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Vulnerabilities

Vulnerability · CVE-2026-2302

Under specific conditions when processing a maliciously crafted value of type Hash r, Mongoid::Criteria.from_hash may allow for executing arbitrary Ruby code.

Published Feb 10, 2026 · catalog updated Feb 27, 2026 · MongoDB Inc MongoDB Ruby Driver

Last checked Nov 4, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-2302. EPSS is 0.23%. Act only if a listed version of MongoDB Inc MongoDB Ruby Driver is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.23%
Remediation
Vendor / distro source
Affected products
vendor MongoDB Inc MongoDB Ruby Driver 7.0.0 ≤7.6.1

Under specific conditions when processing a maliciously crafted value of type Hash r, Mongoid::Criteria.from_hash may allow for executing arbitrary Ruby code.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor MongoDB Inc MongoDB Ruby Driver 7.0.0 ≤7.6.17.0.0 ≤7.6.1

How to fix CVE-2026-2302

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-2302. EPSS is 0.23%. Act only if a listed version of MongoDB Inc MongoDB Ruby Driver is installed.

Which versions are affected?

Compare what you have installed with MongoDB Inc MongoDB Ruby Driver 7.0.0 ≤7.6.1 7.0.0 ≤7.6.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.23%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

MongoDB security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 10, 2026 · EUVD

    Detected

    Under specific conditions when processing a maliciously crafted value of type Hash r, Mongoid::Criteria.from_hash may allow for executing arbitrary Ruby code.

  2. Feb 27, 2026 · EUVD

    Updated

    Under specific conditions when processing a maliciously crafted value of type Hash r, Mongoid::Criteria.from_hash may allow for executing arbitrary Ruby code.

Sources

  • CVE.orgVulnerability recordCVE-2026-2302

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-2302

    30-day exploitation probability 0.23%

    first.org
  • EUVDVulnerability recordEUVD-2026-6762

    Under specific conditions when processing a maliciously crafted value of type Hash r, Mongoid::Criteria.from_hash may allow for executing arbitrary Ruby code.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 3, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 4, 2026
  • FIRST EPSSNov 3, 2026
  • EUVDNov 2, 2026