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CVE-2026-16551

Denial-of-Service in OpenCanary's MongoDB module

MEDIUM
6.9
CVSS Score
Published: July 22, 2026 at 11:22 AM UTC
Updated: October 24, 2026 at 05:10 PM UTC
2 products affected across 2 vendorsOpenCanaryOpencanary

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Severity
MEDIUM6.9
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Denial-of-Service in Thinkst Applied Research OpenCanary (MongoDB module) allows Excessive Allocation. This issue affects OpenCanary 0.9.8 only.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

OpenCanary· Thinkst Applied Researchpypi
90%
0.9.8
Vendor states this is fixed in 0.9.9 (unaffected)
Opencanary· Thinkst
85%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://github.com/thinkst/opencanary/security/advisories/GHSA-vg37-pc42-q265

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.9MEDIUMThinkstAppliedResearch
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-835CWE-20

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