CVE-2026-86273

HIGH 7.3

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

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-918
Vendor	projeto-siga
Product	siga
Published	Sep 7, 2026
Last Updated	Sep 11, 2026

Stay Ahead of the Next One

Get instant alerts for projeto-siga siga

Be the first to know when new high vulnerabilities affecting projeto-siga siga are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

projeto-siga / siga

11.1.0 11.1.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/399434 vuldb.com: https://vuldb.com/vuln/399434/cti vuldb.com: https://vuldb.com/cve/CVE-2026-86273 vuldb.com: https://vuldb.com/submit/904863 github.com: https://github.com/projeto-siga/siga/issues/2492 github.com: https://github.com/projeto-siga/siga/

Credits

🔍 volksec (VulDB User) VulDB CNA Team