CVE-2026-86273

projeto-siga HTML-to-PDF Endpoint ExUtilController.java DownloadExterno.getUrl server-side request forgery

State: Published
Severity: 6.9 Medium
Published: Sep 7, 2026
Updated: Sep 11, 2026
Reserved: Sep 6, 2026

Description

A weakness has been identified in projeto-siga siga up to 11.1.1. Affected by this issue is the function DownloadExterno.getUrl of the file sigaex/src/main/java/br/gov/jfrj/siga/vraptor/ExUtilController.java of the component HTML-to-PDF Endpoint. This manipulation of the argument html causes server-side request forgery. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
3.0	7.3 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R	VulDB
2.0	7.5 High	AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-918 Server-Side Request Forgery

Affected Products

Product	Versions
sigaprojeto-siga	11.1.0Affected 11.1.1Affected

References

VDB-399434 | projeto-siga HTML-to-PDF Endpoint ExUtilController.java DownloadExterno.getUrl server-side request forgeryvdb-entrytechnical-description
VDB-399434 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-86273 | CVE Analysis and Reportthird-party-advisory
Submit #904863 | projeto-siga siga 5.4.10 through 11.1.1 server-side request forgerythird-party-advisory
https://github.com/projeto-siga/siga/issues/2492exploitissue-tracking
https://github.com/projeto-siga/siga/product

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.