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CVE-2026-42451

🗓️ 12 May 2026 20:21:24Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 10 Views

Grimmory before 2.3.1 has a stored cross site scripting flaw in the EPUB reader enabling session theft and account takeover.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-42451
8 May 202622:51
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CNNVD
Grimmory 跨站脚本漏洞
8 May 202600:00
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CVE
CVE-2026-42451
8 May 202622:51
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Cvelist
CVE-2026-42451 Grimmory: Stored XSS via Malicious EPUB Enables Session Token Theft
8 May 202622:51
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EUVD
EUVD-2026-28861
8 May 202622:51
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NVD
CVE-2026-42451
8 May 202623:16
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Positive Technologies
PT-2026-39217
8 May 202600:00
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Vulnrichment
CVE-2026-42451 Grimmory: Stored XSS via Malicious EPUB Enables Session Token Theft
8 May 202622:51
vulnrichment

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12 May 2026 20:21Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.16.3
EPSS0.00136
SSVC
10