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Vulnerability DatabaseCVE-2025-66843

CVE-2025-66843: 
PHP vulnerability analysis and mitigation

grav before v1.7.49.5 has a Stored Cross-Site Scripting (Stored XSS) vulnerability in the page editing functionality. An authenticated low-privileged user with permission to edit content can inject malicious JavaScript payloads into editable fields. The payload is stored on the server and later executed when any other user views or edits the affected page.

Source: NVD

Related PHP vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-21857HIGH8.3
  • PHPPHP
  • redaxo/source
NoYesJan 07, 2026
CVE-2025-61676MEDIUM6.1
  • PHPPHP
  • october/system
NoYesJan 10, 2026
CVE-2025-61674MEDIUM6.1
  • PHPPHP
  • october/system
NoYesJan 10, 2026
CVE-2026-21896MEDIUM5.8
  • PHPPHP
  • getkirby/cms
NoYesJan 08, 2026
CVE-2026-22242MEDIUM4.9
  • PHPPHP
  • coreshop/core-shop
NoYesJan 08, 2026

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