---
id: CVE-2026-85219
title: >-
  Denial-of-Service in Redis module in Thinkst Canary's OpenCanary 0.9.9 allows
  an unauthenticated remote attacker cause unconstrained memory usage.
summary: >-
  Denial-of-Service in Redis module in Thinkst Canary's OpenCanary 0.9.9 allows
  an unauthenticated remote attacker cause unconstrained memory usage.
severity: low
cvss: 3.7
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-770
vendor: Thinkst Applied Research
product: opencanary
affected:
  - opencanary >= 0.4 < 0.9.10
published: '2026-09-21'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T19:41:38.447'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85219'
references:
  - url: >-
      https://github.com/thinkst/opencanary/security/advisories/GHSA-77jg-5rmj-77jx
    label: 0f2be0ad-3469-4e56-b38f-4eb96719b425
tags:
  - nvd
  - cve.org
epss: 0.00406
epssPercentile: 0.32148
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-22T13:36:56.950569Z'
ingestedAt: '2026-09-21T19:51:58.871Z'
---

## Overview

Denial-of-Service in Redis module in Thinkst Canary's OpenCanary 0.9.9 allows an unauthenticated remote attacker cause unconstrained memory usage.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.