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EUVD-2026-28861

🗓️ 08 May 2026 22:51:21Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 10 Views

Grimmory before 2.3.1 has a stored cross site scripting vulnerability in the EPUB reader that enables session takeover.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42451
8 May 202622:51
attackerkb
CNNVD
Grimmory 跨站脚本漏洞
8 May 202600:00
cnnvd
CVE
CVE-2026-42451
8 May 202622:51
cve
Cvelist
CVE-2026-42451 Grimmory: Stored XSS via Malicious EPUB Enables Session Token Theft
8 May 202622:51
cvelist
NVD
CVE-2026-42451
8 May 202623:16
nvd
Positive Technologies
PT-2026-39217
8 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-42451
12 May 202620:21
redhatcve
Vulnrichment
CVE-2026-42451 Grimmory: Stored XSS via Malicious EPUB Enables Session Token Theft
8 May 202622:51
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "c2cd411d-26c3-3260-bfe5-95e5f53b0053",
        "vendor": {
          "name": "grimmory-tools"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "6df16b9d-cc7f-32f8-a7d8-22b5e840cc77",
        "product": {
          "name": "grimmory"
        },
        "product_version": "< 2.3.1"
      }
    ]
  }
]

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08 May 2026 22:51Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.16.3
EPSS0.00136
10