Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2026-35461 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CNA: [email protected]CVSS-B:5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://github.com/papra-hq/papra/security/advisories/GHSA-cjw7-qg95-58mq	CISA-ADP	ExploitVendor Advisory
https://github.com/papra-hq/papra/security/advisories/GHSA-cjw7-qg95-58mq	[email protected]	ExploitVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-918	Server-Side Request Forgery (SSRF)	[email protected]

Affected Products

Product	Versions
papra papra	< 26.4.0
CPE cpe:2.3:a:papra:papra:::::::: Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Apr 24, 2026	Initial Analysis	[email protected]
Apr 9, 2026	CVE Modified	CISA-ADP
Apr 7, 2026	New CVE Received	[email protected]