TI-2026-63863 Aliases CVE-2026-96773 GHSA-26pw-mmq3-vjxx

Intelliants Subrion CMS Login Page login.php authorize redirect

MEDIUM 63CWE-601Published 2026-09-24 · Updated 2026-09-24

Key facts

Attack vector: Network
Privileges required: None
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Spoofing
Confidentiality · integrity · availability: None · Low · None
Fix status: No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-601.

Summary

A weakness has been identified in Intelliants Subrion CMS up to 4.2.1. This vulnerability affects the function iaUsers::authorize of the file front/login.php of the component Login Page. This manipulation of the argument $_SERVER['HTTP_REFERER'] causes open redirect. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0025 16th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Intelliants	Subrion CMS	4.2.0; 4.2.1	—	No fix listed	CNA

Subrion CMS VendorIntelliants Affected 4.2.0; 4.2.1 Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:intelliants:subrion_cms::::::::	—	—	Intelliants

cpe:2.3:a:intelliants:subrion_cms:*:*:*:*:*:*:*:* Versions — — ·Intelliants

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2026-96773
2026-10-03 Alias added: GHSA-26pw-mmq3-vjxx

References

Exploit 1

https://github.com/volksec/SubrionCMS-Security-Advisories/issues/2

TI-2024-16725 Subrion CMS 4.2.1 is vulnerable to SQL Injection via ia.core.mysqli.php. CVSS 3.1CRITICAL 9.8
TI-2023-25347 Subrion 4.2.1 has a remote command execution vulnerability in the backend. CVSS 3.1HIGH 8.8
TI-2026-63862 Intelliants Subrion CMS actions.json assign-owner information disclosure CVSS 4.0MEDIUM 6.9
TI-2018-13753 /panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code… CVSS 3.1HIGH 7.2
TI-2025-43172 Multiple reflected cross-site scripting (XSS) vulnerabilities in the installation module… CVSS 3.1MEDIUM 6.1
TI-2023-23544 Multiple Cross-Site Scripting (XSS) vulnerabilities in installation of Subrion CMS… CVSS 3.1MEDIUM 6.1

See all 69 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences