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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-103291

Ghost 3.20.2 before 6.51.0 SSRF via image-size fetch

Description

Ghost versions from 3.20.2 before 6.51.0 contain a server-side request forgery vulnerability in image dimension refetching that allows authenticated staff users to trigger outbound HTTP requests to arbitrary URLs. Attackers can point image cards at attacker-controlled hosts or internal network endpoints to access metadata services and internal resources unavailable from the public internet.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

TryGhost Ghost

Default version status: unaffected

  • 3.20.2 to < 6.51.0affected
  • 6.51.0unaffected
pkg:npm/ghost

References