Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, the Papra webhook system allows authenticated users to register arbitrary URLs as webhook endpoints with no validation of the destination address. The server makes outbound HTTP POST requests to registered URLs, including localhost, internal network ranges, and cloud provider metadata endpoints, on every document event. This vulnerability is fixed in 26.4.0.
History

Tue, 07 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Description Papra is a minimalistic document management and archiving platform. Prior to 26.4.0, the Papra webhook system allows authenticated users to register arbitrary URLs as webhook endpoints with no validation of the destination address. The server makes outbound HTTP POST requests to registered URLs, including localhost, internal network ranges, and cloud provider metadata endpoints, on every document event. This vulnerability is fixed in 26.4.0.
Title Papra has a Blind Server-Side Request Forgery (SSRF) via Webhook URL
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-04-07T14:28:42.063Z

Updated: 2026-04-07T14:28:42.063Z

Reserved: 2026-04-02T19:25:52.193Z

Link: CVE-2026-35461

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-07T15:17:44.047

Modified: 2026-04-07T15:17:44.047

Link: CVE-2026-35461

cve-icon Redhat

No data.