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CVE-2026-27018

HIGH CVSS 4.0: 8.8 EPSS 0.02%
Updated Mar 31, 2026
Gotenberg
Parameter Value
CVSS 8.8 (HIGH)
Fixed In 8.29.0
Type CWE-22 (Path Traversal), CWE-918 (Server-Side Request Forgery (SSRF))
Vendor Gotenberg
Public PoC No

Gotenberg is an API for converting document formats. Prior to version 8.29.0, the fix introduced for CVE-2024-21527 can be bypassed using mixed-case or uppercase URL schemes. This issue has been patched in version 8.29.0.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v4.0

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