CVE-2026-80204

Medium

Description

The Grav API plugin (getgrav/grav-plugin-api) before 1.0.18 does not apply the API-key scope cap in the injectSecurityTab() function of BlueprintController when deciding whether a page's security/permissions blueprint section is editable. Because the function performs raw isSuperAdmin()/hasPermission() checks without a request parameter, it cannot enforce scopeAllows(). A caller holding a scoped API key may therefore see (and potentially edit) page permission fields beyond the scope granted to the key. The end-to-end write-time impact was not fully confirmed by the reporter.

SeverityMedium
CVSS5.4
Exploit probability—
ProductGrav
PublishedAug 26, 2026
First seenAug 26, 2026

How to fix

Update
  • getgrav grav1.0.18 or later

Affected products

ProductAffected versionsFixed in
getgrav gravv < 1.0.181.0.18

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