Lucene search
+L

EUVD-2026-52488

🗓️ 03 Aug 2026 21:56:40Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Misskey 12.37.0 to 2026.5.3 suffer timing attacks in JSON Linked Data signature validation; fixed in 2026.5.4.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-47746
3 Aug 202621:56
attackerkb
cve
CVE
CVE-2026-47746
3 Aug 202621:56
cve
cvelist
Cvelist
CVE-2026-47746 Misskey: JSON-LD signature validation + compaction is vulnerable to timing attacks
3 Aug 202621:56
cvelist
nvd
NVD
CVE-2026-47746
3 Aug 202622:16
nvd
ptsecurity
Positive Technologies
PT-2026-67533
3 Aug 202600:00
ptsecurity
[
  {
    "enisaIdVendor": [
      {
        "id": "f988ddb5-78f3-3aa6-9296-b478ee88ef09",
        "vendor": {
          "name": "misskey-dev"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "83109d36-724c-3710-89fa-7fe4cdb06794",
        "product": {
          "name": "misskey",
          "vendor": {
            "name": "misskey-dev"
          }
        },
        "product_version": "12.37.0, < 2026.5.4"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

03 Aug 2026 21:56Current
5.4Medium risk
Vulners AI Score5.4
CVSS 48.9
EPSS0.00058
3